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Finding the Fourth Proportional to 132,079.41, 182,265.47 and 73,936.13

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Solution

The fourth proportional to 132,079.41, 182,265.47 and 73,936.13 is: 102,029.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,079.41 : 182,265.47 = 73,936.13 : x
  2. Step 2: Convert to fraction form
    132,079.41/182,265.47 = 73,936.13/x
  3. Step 3: Cross multiply
    132,079.41x = 182,265.47 × 73,936.13
  4. Step 4: Simplify right side
    132,079.41x = 13,476,002,203.42
  5. Step 5: Solve for x
    x = 13,476,002,203.42/132,079.41
  6. Step 6: Final answer
    x = 102,029.55

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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.