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Finding the Fourth Proportional to 63,188.27, 87,199.88 and 34,893.96

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Solution

The fourth proportional to 63,188.27, 87,199.88 and 34,893.96 is: 48,153.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,188.27 : 87,199.88 = 34,893.96 : x
  2. Step 2: Convert to fraction form
    63,188.27/87,199.88 = 34,893.96/x
  3. Step 3: Cross multiply
    63,188.27x = 87,199.88 × 34,893.96
  4. Step 4: Simplify right side
    63,188.27x = 3,042,749,124.72
  5. Step 5: Solve for x
    x = 3,042,749,124.72/63,188.27
  6. Step 6: Final answer
    x = 48,153.70

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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.