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Finding the Fourth Proportional to 96,481.62, 144,944.91 and 92,495.88

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Solution

The fourth proportional to 96,481.62, 144,944.91 and 92,495.88 is: 138,957.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,481.62 : 144,944.91 = 92,495.88 : x
  2. Step 2: Convert to fraction form
    96,481.62/144,944.91 = 92,495.88/x
  3. Step 3: Cross multiply
    96,481.62x = 144,944.91 × 92,495.88
  4. Step 4: Simplify right side
    96,481.62x = 13,406,807,001.97
  5. Step 5: Solve for x
    x = 13,406,807,001.97/96,481.62
  6. Step 6: Final answer
    x = 138,957.11

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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.