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Finding the Fourth Proportional to 83,737.52, 125,610.36 and 33,811.38

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Solution

The fourth proportional to 83,737.52, 125,610.36 and 33,811.38 is: 50,718.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,737.52 : 125,610.36 = 33,811.38 : x
  2. Step 2: Convert to fraction form
    83,737.52/125,610.36 = 33,811.38/x
  3. Step 3: Cross multiply
    83,737.52x = 125,610.36 × 33,811.38
  4. Step 4: Simplify right side
    83,737.52x = 4,247,059,613.90
  5. Step 5: Solve for x
    x = 4,247,059,613.90/83,737.52
  6. Step 6: Final answer
    x = 50,718.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.