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Finding the Fourth Proportional to 63,442.25, 87,553.98 and 34,761.97

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Solution

The fourth proportional to 63,442.25, 87,553.98 and 34,761.97 is: 47,973.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,442.25 : 87,553.98 = 34,761.97 : x
  2. Step 2: Convert to fraction form
    63,442.25/87,553.98 = 34,761.97/x
  3. Step 3: Cross multiply
    63,442.25x = 87,553.98 × 34,761.97
  4. Step 4: Simplify right side
    63,442.25x = 3,043,548,826.14
  5. Step 5: Solve for x
    x = 3,043,548,826.14/63,442.25
  6. Step 6: Final answer
    x = 47,973.53

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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.