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Finding the Fourth Proportional to 71,337.41, 107,014.31 and 41,755.50

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Solution

The fourth proportional to 71,337.41, 107,014.31 and 41,755.50 is: 62,638.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,337.41 : 107,014.31 = 41,755.50 : x
  2. Step 2: Convert to fraction form
    71,337.41/107,014.31 = 41,755.50/x
  3. Step 3: Cross multiply
    71,337.41x = 107,014.31 × 41,755.50
  4. Step 4: Simplify right side
    71,337.41x = 4,468,436,125.59
  5. Step 5: Solve for x
    x = 4,468,436,125.59/71,337.41
  6. Step 6: Final answer
    x = 62,638.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.