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Finding the Fourth Proportional to 88,217.53, 132,197.10 and 43,755.49

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Solution

The fourth proportional to 88,217.53, 132,197.10 and 43,755.49 is: 65,569.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,217.53 : 132,197.10 = 43,755.49 : x
  2. Step 2: Convert to fraction form
    88,217.53/132,197.10 = 43,755.49/x
  3. Step 3: Cross multiply
    88,217.53x = 132,197.10 × 43,755.49
  4. Step 4: Simplify right side
    88,217.53x = 5,784,348,887.08
  5. Step 5: Solve for x
    x = 5,784,348,887.08/88,217.53
  6. Step 6: Final answer
    x = 65,569.15

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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.