Home / 83,262.50-124,934.76-38,882.80

Finding the Fourth Proportional to 83,262.50, 124,934.76 and 38,882.80

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Solution

The fourth proportional to 83,262.50, 124,934.76 and 38,882.80 is: 58,343.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,262.50 : 124,934.76 = 38,882.80 : x
  2. Step 2: Convert to fraction form
    83,262.50/124,934.76 = 38,882.80/x
  3. Step 3: Cross multiply
    83,262.50x = 124,934.76 × 38,882.80
  4. Step 4: Simplify right side
    83,262.50x = 4,857,813,286.13
  5. Step 5: Solve for x
    x = 4,857,813,286.13/83,262.50
  6. Step 6: Final answer
    x = 58,343.35

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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.