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
roughly one-fourth
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "roughly one-fourth" is correct and usable in written English.
It can be used when you want to indicate an approximate fraction or portion of something, typically in contexts involving measurements, statistics, or comparisons. Example: "Roughly one-fourth of the participants reported feeling satisfied with the service."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(2)
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
49 human-written examples
We estimate that roughly one-fourth of the gene content of any one of these strains lacks orthologous content in the other two (range = 19.9-to-27.8%).
Science
Roughly one-fourth are games, and competitors, like those building phones based on Google's Android, are scrambling to catch up.
News & Media
Roughly one-fourth (26%) of messages from users highly anticipate his performance, both on-stage and backstage through his Twitter account @rickygervais".
News & Media
The region covers roughly one-fourth of Brazil, including forested valleys, semiarid highlands, and vast wetlands.
Encyclopedias
These sectors of the economy account for roughly one-fourth of GDP.
Encyclopedias
Roughly one-fourth of Iran's labour force is engaged in manufacturing and construction.
Encyclopedias
Human-verified similar examples from authoritative sources
Similar Expressions
11 human-written examples
That is roughly one-third of one percent.
News & Media
Roughly one-fifth of the population depends on public assistance or benefits to survive.
News & Media
In general the Core will make up roughly one fourth of the courses a student will take in the Engineering School.
Academia
It is now roughly one-third that.
News & Media
Roughly one third of eyes remain blind after treatment.
Science
Expert writing Tips
Best practice
Use "roughly one-fourth" when you want to indicate an approximate proportion without needing to be exact. This phrase works well in contexts where precision is not critical, such as describing general trends or estimates.
Common error
Avoid using "roughly one-fourth" when precise figures are available or necessary. In situations requiring accuracy, provide the exact percentage or fraction instead of relying on approximations.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "roughly one-fourth" functions as an adjectival modifier, quantifying a noun. Ludwig AI confirms its grammatical correctness and usability, positioning it to provide an approximate measurement.
Frequent in
Encyclopedias
34%
News & Media
34%
Science
22%
Less common in
Academia
2%
Wiki
2%
Formal & Business
2%
Ludwig's WRAP-UP
In summary, the phrase "roughly one-fourth" is a versatile and commonly used expression to indicate an approximate quantity or proportion. As confirmed by Ludwig AI, its grammatical correctness and broad applicability make it suitable for various contexts, ranging from scientific reports to news articles. While it is essential to avoid its use when precision is required, it serves as an effective tool for conveying general estimates. Its frequency across authoritative sources like the Encyclopedia Britannica and The New York Times underscores its reliability and widespread acceptance.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
approximately a quarter
Replaces "roughly" with "approximately" for a slightly more formal tone; uses "a quarter" instead of the numerical fraction.
about 25 percent
Uses a percentage to specify the proportion, which can be more precise or clearer in some contexts.
around one-fourth
Substitutes "roughly" with "around", maintaining a similar level of approximation.
nearly a quarter
Replaces "roughly" with "nearly", suggesting the proportion is slightly less than one-fourth.
close to 25%
Expresses the proportion as a percentage and uses "close to" to indicate approximation.
in the neighborhood of one-fourth
More descriptive and informal, indicating an approximate range around one-fourth.
a little over a fifth
Approximates one-fourth by using a nearby fraction (one-fifth) and indicating it's slightly more.
somewhere around 25 out of 100
Breaks down the proportion in terms of "out of 100" for emphasis or clarity.
a considerable minority
Shifts from numerical precision to indicating a notable but not majority portion.
substantially less than half
Indicates the amount is less than half, specifying the proportion is significantly less.
FAQs
How can I use "roughly one-fourth" in a sentence?
You can use "roughly one-fourth" to indicate an approximate quantity or proportion, such as: "Roughly one-fourth of the students participated in the survey."
What are some alternatives to saying "roughly one-fourth"?
Alternatives include phrases like "approximately a quarter", "about 25 percent", or "around one-fourth", which all convey a similar sense of approximation.
Is it more accurate to say "roughly one-fourth" or "25%"?
While "25%" is a precise value, "roughly one-fourth" implies an approximation. Use "25%" when accuracy is important and "roughly one-fourth" when an estimate is sufficient.
When is it appropriate to use "roughly one-fourth" in writing?
It is appropriate to use "roughly one-fourth" when you want to give a general idea of a proportion without needing to be exact. This is common in descriptive writing, casual reports, or when precise data is unavailable.
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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested