Home / 82,540.54-123,829.17-29,948.86

Finding the Fourth Proportional to 82,540.54, 123,829.17 and 29,948.86

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Solution

The fourth proportional to 82,540.54, 123,829.17 and 29,948.86 is: 44,929.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,540.54 : 123,829.17 = 29,948.86 : x
  2. Step 2: Convert to fraction form
    82,540.54/123,829.17 = 29,948.86/x
  3. Step 3: Cross multiply
    82,540.54x = 123,829.17 × 29,948.86
  4. Step 4: Simplify right side
    82,540.54x = 3,708,542,476.25
  5. Step 5: Solve for x
    x = 3,708,542,476.25/82,540.54
  6. Step 6: Final answer
    x = 44,929.95

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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.