Home / 82,447.40-123,505.25-62,491.03

Finding the Fourth Proportional to 82,447.40, 123,505.25 and 62,491.03

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Solution

The fourth proportional to 82,447.40, 123,505.25 and 62,491.03 is: 93,610.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,447.40 : 123,505.25 = 62,491.03 : x
  2. Step 2: Convert to fraction form
    82,447.40/123,505.25 = 62,491.03/x
  3. Step 3: Cross multiply
    82,447.40x = 123,505.25 × 62,491.03
  4. Step 4: Simplify right side
    82,447.40x = 7,717,969,821.61
  5. Step 5: Solve for x
    x = 7,717,969,821.61/82,447.40
  6. Step 6: Final answer
    x = 93,610.83

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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.