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Finding the Fourth Proportional to 67,167, 92,691 and 37,359

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Solution

The fourth proportional to 67,167, 92,691 and 37,359 is: 51,555.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,167 : 92,691 = 37,359 : x
  2. Step 2: Convert to fraction form
    67,167/92,691 = 37,359/x
  3. Step 3: Cross multiply
    67,167x = 92,691 × 37,359
  4. Step 4: Simplify right side
    67,167x = 3,462,843,069
  5. Step 5: Solve for x
    x = 3,462,843,069/67,167
  6. Step 6: Final answer
    x = 51,555.72

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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.