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Finding the Fourth Proportional to 119,572.48, 179,385.12 and 36,472.96

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Solution

The fourth proportional to 119,572.48, 179,385.12 and 36,472.96 is: 54,717.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,572.48 : 179,385.12 = 36,472.96 : x
  2. Step 2: Convert to fraction form
    119,572.48/179,385.12 = 36,472.96/x
  3. Step 3: Cross multiply
    119,572.48x = 179,385.12 × 36,472.96
  4. Step 4: Simplify right side
    119,572.48x = 6,542,706,306.36
  5. Step 5: Solve for x
    x = 6,542,706,306.36/119,572.48
  6. Step 6: Final answer
    x = 54,717.49

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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.