Home / 82,472.59-123,613.26-38,005.93

Finding the Fourth Proportional to 82,472.59, 123,613.26 and 38,005.93

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Solution

The fourth proportional to 82,472.59, 123,613.26 and 38,005.93 is: 56,964.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,472.59 : 123,613.26 = 38,005.93 : x
  2. Step 2: Convert to fraction form
    82,472.59/123,613.26 = 38,005.93/x
  3. Step 3: Cross multiply
    82,472.59x = 123,613.26 × 38,005.93
  4. Step 4: Simplify right side
    82,472.59x = 4,698,036,906.63
  5. Step 5: Solve for x
    x = 4,698,036,906.63/82,472.59
  6. Step 6: Final answer
    x = 56,964.83

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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.