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Finding the Fourth Proportional to 73,344.76, 101,213.15 and 41,512.98

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Solution

The fourth proportional to 73,344.76, 101,213.15 and 41,512.98 is: 57,286.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,344.76 : 101,213.15 = 41,512.98 : x
  2. Step 2: Convert to fraction form
    73,344.76/101,213.15 = 41,512.98/x
  3. Step 3: Cross multiply
    73,344.76x = 101,213.15 × 41,512.98
  4. Step 4: Simplify right side
    73,344.76x = 4,201,659,471.69
  5. Step 5: Solve for x
    x = 4,201,659,471.69/73,344.76
  6. Step 6: Final answer
    x = 57,286.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.