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Finding the Fourth Proportional to 63,092.64, 87,073.92 and 47,148.96

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Solution

The fourth proportional to 63,092.64, 87,073.92 and 47,148.96 is: 65,070.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,092.64 : 87,073.92 = 47,148.96 : x
  2. Step 2: Convert to fraction form
    63,092.64/87,073.92 = 47,148.96/x
  3. Step 3: Cross multiply
    63,092.64x = 87,073.92 × 47,148.96
  4. Step 4: Simplify right side
    63,092.64x = 4,105,444,771.12
  5. Step 5: Solve for x
    x = 4,105,444,771.12/63,092.64
  6. Step 6: Final answer
    x = 65,070.11

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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.