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Finding the Fourth Proportional to 63,396.52, 87,481.05 and 37,897.77

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Solution

The fourth proportional to 63,396.52, 87,481.05 and 37,897.77 is: 52,295.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,396.52 : 87,481.05 = 37,897.77 : x
  2. Step 2: Convert to fraction form
    63,396.52/87,481.05 = 37,897.77/x
  3. Step 3: Cross multiply
    63,396.52x = 87,481.05 × 37,897.77
  4. Step 4: Simplify right side
    63,396.52x = 3,315,336,522.77
  5. Step 5: Solve for x
    x = 3,315,336,522.77/63,396.52
  6. Step 6: Final answer
    x = 52,295.25

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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.