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Finding the Fourth Proportional to 97,382.52, 146,073.78 and 88,751.16

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Solution

The fourth proportional to 97,382.52, 146,073.78 and 88,751.16 is: 133,126.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,382.52 : 146,073.78 = 88,751.16 : x
  2. Step 2: Convert to fraction form
    97,382.52/146,073.78 = 88,751.16/x
  3. Step 3: Cross multiply
    97,382.52x = 146,073.78 × 88,751.16
  4. Step 4: Simplify right side
    97,382.52x = 12,964,217,420.58
  5. Step 5: Solve for x
    x = 12,964,217,420.58/97,382.52
  6. Step 6: Final answer
    x = 133,126.74

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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.