Home / 66,157.43-91,277.14-37,472.53

Finding the Fourth Proportional to 66,157.43, 91,277.14 and 37,472.53

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Solution

The fourth proportional to 66,157.43, 91,277.14 and 37,472.53 is: 51,700.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,157.43 : 91,277.14 = 37,472.53 : x
  2. Step 2: Convert to fraction form
    66,157.43/91,277.14 = 37,472.53/x
  3. Step 3: Cross multiply
    66,157.43x = 91,277.14 × 37,472.53
  4. Step 4: Simplify right side
    66,157.43x = 3,420,385,366.96
  5. Step 5: Solve for x
    x = 3,420,385,366.96/66,157.43
  6. Step 6: Final answer
    x = 51,700.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.