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Finding the Fourth Proportional to 74,616.62, 111,941.03 and 24,694.20

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Solution

The fourth proportional to 74,616.62, 111,941.03 and 24,694.20 is: 37,046.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,616.62 : 111,941.03 = 24,694.20 : x
  2. Step 2: Convert to fraction form
    74,616.62/111,941.03 = 24,694.20/x
  3. Step 3: Cross multiply
    74,616.62x = 111,941.03 × 24,694.20
  4. Step 4: Simplify right side
    74,616.62x = 2,764,294,244.76
  5. Step 5: Solve for x
    x = 2,764,294,244.76/74,616.62
  6. Step 6: Final answer
    x = 37,046.63

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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.