Home / 85,936-129,528

Finding the Third Proportional to 85,936 and 129,528

Calculator

Solution

The third proportional to 85,936 and 129,528 is: 195,232.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,936 : 129,528 = 129,528 : x
  2. Step 2: Convert to fraction form
    85,936/129,528 = 129,528/x
  3. Step 3: Cross multiply
    85,936x = 129,528 × 129,528
  4. Step 4: Simplify right side
    85,936x = 16,777,502,784
  5. Step 5: Solve for x
    x = 16,777,502,784/85,936
  6. Step 6: Final answer
    x = 195,232.53

Related Problems

Find third proportional to 42,968 and 64,764
Half scale
Find third proportional to 171,872 and 259,056
Double scale
Find third proportional to 85,938 and 129,531
Similar ratio
Find third proportional to 128,904 and 194,292
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.