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Finding the Fourth Proportional to 136,294.52, 188,027.34 and 96,001.88

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Solution

The fourth proportional to 136,294.52, 188,027.34 and 96,001.88 is: 132,440.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,294.52 : 188,027.34 = 96,001.88 : x
  2. Step 2: Convert to fraction form
    136,294.52/188,027.34 = 96,001.88/x
  3. Step 3: Cross multiply
    136,294.52x = 188,027.34 × 96,001.88
  4. Step 4: Simplify right side
    136,294.52x = 18,050,978,131.40
  5. Step 5: Solve for x
    x = 18,050,978,131.40/136,294.52
  6. Step 6: Final answer
    x = 132,440.97

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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.