Home / 82,464.89-123,691.11-26,302.73

Finding the Fourth Proportional to 82,464.89, 123,691.11 and 26,302.73

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Solution

The fourth proportional to 82,464.89, 123,691.11 and 26,302.73 is: 39,452.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,464.89 : 123,691.11 = 26,302.73 : x
  2. Step 2: Convert to fraction form
    82,464.89/123,691.11 = 26,302.73/x
  3. Step 3: Cross multiply
    82,464.89x = 123,691.11 × 26,302.73
  4. Step 4: Simplify right side
    82,464.89x = 3,253,413,869.73
  5. Step 5: Solve for x
    x = 3,253,413,869.73/82,464.89
  6. Step 6: Final answer
    x = 39,452.11

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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.