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Finding the Fourth Proportional to 88,755.52, 122,481.66 and 48,469.16

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Solution

The fourth proportional to 88,755.52, 122,481.66 and 48,469.16 is: 66,886.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,755.52 : 122,481.66 = 48,469.16 : x
  2. Step 2: Convert to fraction form
    88,755.52/122,481.66 = 48,469.16/x
  3. Step 3: Cross multiply
    88,755.52x = 122,481.66 × 48,469.16
  4. Step 4: Simplify right side
    88,755.52x = 5,936,583,175.61
  5. Step 5: Solve for x
    x = 5,936,583,175.61/88,755.52
  6. Step 6: Final answer
    x = 66,886.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.