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Finding the Fourth Proportional to 64,092.86, 88,449.92 and 35,414.36

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Solution

The fourth proportional to 64,092.86, 88,449.92 and 35,414.36 is: 48,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,092.86 : 88,449.92 = 35,414.36 : x
  2. Step 2: Convert to fraction form
    64,092.86/88,449.92 = 35,414.36/x
  3. Step 3: Cross multiply
    64,092.86x = 88,449.92 × 35,414.36
  4. Step 4: Simplify right side
    64,092.86x = 3,132,397,308.85
  5. Step 5: Solve for x
    x = 3,132,397,308.85/64,092.86
  6. Step 6: Final answer
    x = 48,872.80

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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.