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Finding the Fourth Proportional to 67,449.74, 101,122.22 and 43,707.10

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Solution

The fourth proportional to 67,449.74, 101,122.22 and 43,707.10 is: 65,526.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,449.74 : 101,122.22 = 43,707.10 : x
  2. Step 2: Convert to fraction form
    67,449.74/101,122.22 = 43,707.10/x
  3. Step 3: Cross multiply
    67,449.74x = 101,122.22 × 43,707.10
  4. Step 4: Simplify right side
    67,449.74x = 4,419,758,981.76
  5. Step 5: Solve for x
    x = 4,419,758,981.76/67,449.74
  6. Step 6: Final answer
    x = 65,526.70

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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.