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Finding the Fourth Proportional to 73,156.97, 100,964.84 and 41,327.93

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Solution

The fourth proportional to 73,156.97, 100,964.84 and 41,327.93 is: 57,037.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,156.97 : 100,964.84 = 41,327.93 : x
  2. Step 2: Convert to fraction form
    73,156.97/100,964.84 = 41,327.93/x
  3. Step 3: Cross multiply
    73,156.97x = 100,964.84 × 41,327.93
  4. Step 4: Simplify right side
    73,156.97x = 4,172,667,839.98
  5. Step 5: Solve for x
    x = 4,172,667,839.98/73,156.97
  6. Step 6: Final answer
    x = 57,037.19

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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.