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Finding the Fourth Proportional to 52,380.76, 78,350.96 and 44,156.96

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Solution

The fourth proportional to 52,380.76, 78,350.96 and 44,156.96 is: 66,049.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,380.76 : 78,350.96 = 44,156.96 : x
  2. Step 2: Convert to fraction form
    52,380.76/78,350.96 = 44,156.96/x
  3. Step 3: Cross multiply
    52,380.76x = 78,350.96 × 44,156.96
  4. Step 4: Simplify right side
    52,380.76x = 3,459,740,206.68
  5. Step 5: Solve for x
    x = 3,459,740,206.68/52,380.76
  6. Step 6: Final answer
    x = 66,049.83

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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.