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Finding the Fourth Proportional to 79,251.96, 118,893.50 and 29,332.49

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Solution

The fourth proportional to 79,251.96, 118,893.50 and 29,332.49 is: 44,004.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,251.96 : 118,893.50 = 29,332.49 : x
  2. Step 2: Convert to fraction form
    79,251.96/118,893.50 = 29,332.49/x
  3. Step 3: Cross multiply
    79,251.96x = 118,893.50 × 29,332.49
  4. Step 4: Simplify right side
    79,251.96x = 3,487,441,805.35
  5. Step 5: Solve for x
    x = 3,487,441,805.35/79,251.96
  6. Step 6: Final answer
    x = 44,004.49

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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.