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Finding the Fourth Proportional to 88,344, 132,516 and 26,013.60

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Solution

The fourth proportional to 88,344, 132,516 and 26,013.60 is: 39,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,344 : 132,516 = 26,013.60 : x
  2. Step 2: Convert to fraction form
    88,344/132,516 = 26,013.60/x
  3. Step 3: Cross multiply
    88,344x = 132,516 × 26,013.60
  4. Step 4: Simplify right side
    88,344x = 3,447,218,217.60
  5. Step 5: Solve for x
    x = 3,447,218,217.60/88,344
  6. Step 6: Final answer
    x = 39,020.40

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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.