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Finding the Fourth Proportional to 73,757.20, 110,503.80 and 44,853.20

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Solution

The fourth proportional to 73,757.20, 110,503.80 and 44,853.20 is: 67,199.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,757.20 : 110,503.80 = 44,853.20 : x
  2. Step 2: Convert to fraction form
    73,757.20/110,503.80 = 44,853.20/x
  3. Step 3: Cross multiply
    73,757.20x = 110,503.80 × 44,853.20
  4. Step 4: Simplify right side
    73,757.20x = 4,956,449,042.16
  5. Step 5: Solve for x
    x = 4,956,449,042.16/73,757.20
  6. Step 6: Final answer
    x = 67,199.53

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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.