The phrase "a reasonable share of" is correct and usable in written English.
It can be used when discussing the allocation or distribution of something, indicating that the amount is fair or appropriate.
Example: "Everyone contributed a reasonable share of their time to the project, ensuring its success."
Alternatives: "a fair portion of" or "an adequate amount of".
A buyer would get a reasonable share of the German corporate market and a foothold in central Europe.
Being turned away from Bahrain was a huge insult even to a man who has received more than a reasonable share of them.
The government has pledged to "pay a reasonable share of upfront capital costs", but it is not clear what this will be.
Under that act, the standard for provision for a surviving spouse is no longer limited to maintenance but is a reasonable share of the deceased's estate.
Developing and developed nations each accuse the other of failing to accept a reasonable share of the burden of reducing carbon emissions.
Public colleges must absorb a reasonable share of pain, but the states are killing their own futures by pricing the poorest students out of college and into dead-end jobs.
Research and education now provides a more reasonable share of the €1.1 billion that the government needs to balance its books, he adds.
Moreover, City fans have endured more than their reasonable share of heartbreak these past couple of decades, even plunging for a season into the third tier of English football.
"It is critical that these organizations share a reasonable portion of their sizable revenues with those of us whose content attracts audiences and, ultimately, helps to make their businesses viable.
Therefore, Mr. Ribeiro is seeking his fair and reasonable share of profits Epic has earned by use of his iconic intellectual property in Fortnite and as a result is requesting through the courts that Epic cease all use of Mr. Ribeiro's signature dance.
