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Finding the Fourth Proportional to 92,254.47, 137,876.25 and 67,346.97

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Solution

The fourth proportional to 92,254.47, 137,876.25 and 67,346.97 is: 100,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,254.47 : 137,876.25 = 67,346.97 : x
  2. Step 2: Convert to fraction form
    92,254.47/137,876.25 = 67,346.97/x
  3. Step 3: Cross multiply
    92,254.47x = 137,876.25 × 67,346.97
  4. Step 4: Simplify right side
    92,254.47x = 9,285,547,419.91
  5. Step 5: Solve for x
    x = 9,285,547,419.91/92,254.47
  6. Step 6: Final answer
    x = 100,651.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.