Home / 83,106.24-124,589.92-38,710.12

Finding the Fourth Proportional to 83,106.24, 124,589.92 and 38,710.12

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Solution

The fourth proportional to 83,106.24, 124,589.92 and 38,710.12 is: 58,032.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,106.24 : 124,589.92 = 38,710.12 : x
  2. Step 2: Convert to fraction form
    83,106.24/124,589.92 = 38,710.12/x
  3. Step 3: Cross multiply
    83,106.24x = 124,589.92 × 38,710.12
  4. Step 4: Simplify right side
    83,106.24x = 4,822,890,753.99
  5. Step 5: Solve for x
    x = 4,822,890,753.99/83,106.24
  6. Step 6: Final answer
    x = 58,032.84

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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.