Home / 83,294.52-124,952.19-27,140.33

Finding the Fourth Proportional to 83,294.52, 124,952.19 and 27,140.33

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Solution

The fourth proportional to 83,294.52, 124,952.19 and 27,140.33 is: 40,713.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,294.52 : 124,952.19 = 27,140.33 : x
  2. Step 2: Convert to fraction form
    83,294.52/124,952.19 = 27,140.33/x
  3. Step 3: Cross multiply
    83,294.52x = 124,952.19 × 27,140.33
  4. Step 4: Simplify right side
    83,294.52x = 3,391,243,046.06
  5. Step 5: Solve for x
    x = 3,391,243,046.06/83,294.52
  6. Step 6: Final answer
    x = 40,713.88

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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.