Home / 82,006.38-123,025.95-29,419.92

Finding the Fourth Proportional to 82,006.38, 123,025.95 and 29,419.92

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Solution

The fourth proportional to 82,006.38, 123,025.95 and 29,419.92 is: 44,135.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,006.38 : 123,025.95 = 29,419.92 : x
  2. Step 2: Convert to fraction form
    82,006.38/123,025.95 = 29,419.92/x
  3. Step 3: Cross multiply
    82,006.38x = 123,025.95 × 29,419.92
  4. Step 4: Simplify right side
    82,006.38x = 3,619,413,606.92
  5. Step 5: Solve for x
    x = 3,619,413,606.92/82,006.38
  6. Step 6: Final answer
    x = 44,135.76

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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.