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Finding the Fourth Proportional to 115,472.25, 173,213.42 and 36,592.29

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Solution

The fourth proportional to 115,472.25, 173,213.42 and 36,592.29 is: 54,890.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,472.25 : 173,213.42 = 36,592.29 : x
  2. Step 2: Convert to fraction form
    115,472.25/173,213.42 = 36,592.29/x
  3. Step 3: Cross multiply
    115,472.25x = 173,213.42 × 36,592.29
  4. Step 4: Simplify right side
    115,472.25x = 6,338,275,513.57
  5. Step 5: Solve for x
    x = 6,338,275,513.57/115,472.25
  6. Step 6: Final answer
    x = 54,890.03

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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.