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Finding the Fourth Proportional to 74,529.53, 111,770.60 and 24,600.32

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Solution

The fourth proportional to 74,529.53, 111,770.60 and 24,600.32 is: 36,892.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,529.53 : 111,770.60 = 24,600.32 : x
  2. Step 2: Convert to fraction form
    74,529.53/111,770.60 = 24,600.32/x
  3. Step 3: Cross multiply
    74,529.53x = 111,770.60 × 24,600.32
  4. Step 4: Simplify right side
    74,529.53x = 2,749,591,844.74
  5. Step 5: Solve for x
    x = 2,749,591,844.74/74,529.53
  6. Step 6: Final answer
    x = 36,892.65

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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.