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Finding the Fourth Proportional to 171,876.68, 237,191.64 and 95,397.20

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Solution

The fourth proportional to 171,876.68, 237,191.64 and 95,397.20 is: 131,649.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,876.68 : 237,191.64 = 95,397.20 : x
  2. Step 2: Convert to fraction form
    171,876.68/237,191.64 = 95,397.20/x
  3. Step 3: Cross multiply
    171,876.68x = 237,191.64 × 95,397.20
  4. Step 4: Simplify right side
    171,876.68x = 22,627,418,319.41
  5. Step 5: Solve for x
    x = 22,627,418,319.41/171,876.68
  6. Step 6: Final answer
    x = 131,649.15

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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.