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Finding the Fourth Proportional to 95,179.81, 142,765.99 and 39,006.41

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Solution

The fourth proportional to 95,179.81, 142,765.99 and 39,006.41 is: 58,508.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,179.81 : 142,765.99 = 39,006.41 : x
  2. Step 2: Convert to fraction form
    95,179.81/142,765.99 = 39,006.41/x
  3. Step 3: Cross multiply
    95,179.81x = 142,765.99 × 39,006.41
  4. Step 4: Simplify right side
    95,179.81x = 5,568,788,951.12
  5. Step 5: Solve for x
    x = 5,568,788,951.12/95,179.81
  6. Step 6: Final answer
    x = 58,508.09

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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.