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Finding the Fourth Proportional to 67,732.92, 101,661.75 and 34,476.75

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Solution

The fourth proportional to 67,732.92, 101,661.75 and 34,476.75 is: 51,746.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,732.92 : 101,661.75 = 34,476.75 : x
  2. Step 2: Convert to fraction form
    67,732.92/101,661.75 = 34,476.75/x
  3. Step 3: Cross multiply
    67,732.92x = 101,661.75 × 34,476.75
  4. Step 4: Simplify right side
    67,732.92x = 3,504,966,739.31
  5. Step 5: Solve for x
    x = 3,504,966,739.31/67,732.92
  6. Step 6: Final answer
    x = 51,746.87

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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.