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Finding the Fourth Proportional to 63,875.31, 88,149.92 and 36,656.37

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Solution

The fourth proportional to 63,875.31, 88,149.92 and 36,656.37 is: 50,586.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,875.31 : 88,149.92 = 36,656.37 : x
  2. Step 2: Convert to fraction form
    63,875.31/88,149.92 = 36,656.37/x
  3. Step 3: Cross multiply
    63,875.31x = 88,149.92 × 36,656.37
  4. Step 4: Simplify right side
    63,875.31x = 3,231,255,770.97
  5. Step 5: Solve for x
    x = 3,231,255,770.97/63,875.31
  6. Step 6: Final answer
    x = 50,586.93

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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.