Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
represent about a third of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "represent about a third of" is correct and usable in written English.
You can use it when discussing proportions or statistics to indicate that a certain quantity makes up approximately one-third of a whole. Example: "The survey results indicate that the respondents represent about a third of the total population."
✓ Grammatically correct
News & Media
Science
Formal & Business
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
19 human-written examples
Vitrue was headquartered in Atlanta, which bills itself as "the city too busy to hate". African Americans represent about a third of the population of the city, yet were under-represented at Vitrue, particularly in management.
News & Media
These represent about a third of total U.S. corporate profits.
News & Media
The three big companies, which represent about a third of world capacity, lost millions of dollars.
News & Media
The 900 dealerships represent about a third of the company's total sales outlets in the United States, Ford said.
News & Media
According to the Elias Sports Bureau, they represent about a third of the 41 players named Ryan who have played in the majors at any time.
News & Media
The 300 renovated buildings represent about a third of the structures in the 1.5-square-mile center marked by the old city walls.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
41 human-written examples
The first documents, representing about a sixth of the total archive, are now available at Kew, with Badger promising that very few have been redacted, usually to conceal the identities of informants.
News & Media
By 5pm around 100 routes were back in service, representing about an eighth of the network.
News & Media
The 9.6 million people represent about a sixth of England's population.
News & Media
These loans now represent about a fifth of the cajas' assets, according to Santiago López Díaz, an analyst at Credit Suisse.
News & Media
Alex Bax, the chief executive, says women represent about a fifth of Pathway's clients and are "often the most unwell and in an extremely poor position".
News & Media
Expert writing Tips
Best practice
Use "represent about a third of" when you want to convey an approximate proportion. If precision is required, use percentages or fractions instead.
Common error
Avoid using "represent about a third of" when you have precise data available. If you know the exact percentage, use it instead to avoid misleading the reader.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "represent about a third of" functions as a descriptive quantifier. It specifies the proportion or share that a particular element constitutes within a larger whole. As Ludwig AI confirms, this expression is grammatically sound. It is commonly used to provide an estimation, especially when exact figures are not necessary or available.
Frequent in
News & Media
41%
Science
31%
Formal & Business
28%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "represent about a third of" is a grammatically correct and commonly used expression to indicate that something constitutes approximately one-third of a whole. As noted by Ludwig AI, it is suitable for use in various contexts, particularly in news, science, and business. It is best used when an approximate proportion is sufficient, rather than when precise figures are necessary. For situations requiring more accuracy, alternatives like "constitute roughly thirty percent of" or "make up approximately a third of" may be more appropriate. The phrase's neutral register makes it versatile for different audiences.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
make up approximately a third of
Focuses on the formation of a whole by a specific part.
are almost a third of
Simplifies the expression to indicate nearness to a third.
form nearly a third of
Suggests a slight underestimation of the proportion.
account for around one third of
Highlights the responsibility or explanation of a portion.
constitute roughly thirty percent of
Emphasizes the composition of a whole in percentage terms, slightly more precise.
comprise close to thirty-three percent of
Uses a more formal tone and specifies the percentage.
equate to roughly a third of
Indicates an equivalent value or amount.
reflect approximately thirty-three percent of
Highlights the reflection or indication of a proportion.
approximate to one-third of
Uses a more technical or mathematical tone.
are in the vicinity of thirty percent of
Indicates an approximate range around thirty percent.
FAQs
What does "represent about a third of" mean?
The phrase "represent about a third of" means that something constitutes approximately 33.3% of a larger whole. It's used to indicate a rough proportion, not an exact figure.
How can I use "represent about a third of" in a sentence?
You can use "represent about a third of" to describe proportions. For instance, "Renewable energy sources "account for around one third of" the country's total energy consumption."
What are some alternatives to "represent about a third of"?
Some alternatives include "constitute roughly thirty percent of", "make up approximately a third of", or "account for around one third of".
Is it better to say "represent about a third of" or provide the exact percentage?
If you have precise data, it's generally better to provide the exact percentage. However, if you only have an estimate or want to simplify the information, "represent about a third of" is appropriate.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested