54/88 expressed as a percentage is 61.36%. This tells you how much of a whole the fraction represents when you think in terms of hundredths.
The fraction 54/88 can be reduced to 27/44, which is still a bit more than half but less than two‑thirds. In everyday terms, it means you have a little over 60 out of every 100 parts.
If you were to count 88 items and you owned 54 of them, you would actually own 61.36% of the total. That kind of quick reference helps when you need to compare parts of a whole in school projects or simple budgeting.