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Finding the Fourth Proportional to 95,255.52, 142,877.52 and 42,650.88

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Solution

The fourth proportional to 95,255.52, 142,877.52 and 42,650.88 is: 63,973.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,255.52 : 142,877.52 = 42,650.88 : x
  2. Step 2: Convert to fraction form
    95,255.52/142,877.52 = 42,650.88/x
  3. Step 3: Cross multiply
    95,255.52x = 142,877.52 × 42,650.88
  4. Step 4: Simplify right side
    95,255.52x = 6,093,851,960.22
  5. Step 5: Solve for x
    x = 6,093,851,960.22/95,255.52
  6. Step 6: Final answer
    x = 63,973.74

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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.