Question

check 27, 72, 45, 120 are in proportion or not​

Answer 1

Answer:

Yes, they are propotion.

Step-by-step explanation:

27 : 72 : : 45 : 120

we know that, if product of means = product of extreames then they are in propotion.

27 × 120 = 45 × 72

3240 = 3240

so, they are in propotion.