47/91 as a percentage is 51.65%. This tells you that the fraction is just a little more than half of a whole.
The fraction 47/91 is a proper fraction, meaning the numerator is smaller than the denominator. Because it is a little over one‑half, it can be useful when you need a simple estimate that is close to 50 %. It also reduces to a decimal of about 0.5165, which matches the percentage when you move the decimal point two places to the right.
In everyday situations, you might see this kind of number when measuring parts of a group, like 47 students out of 91 attending an event. Saying 51.65% gives a quick, clear picture of the proportion without having to work with the fraction directly.