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Finding the Fourth Proportional to 163,732.59, 225,948.87 and 92,113.11

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Solution

The fourth proportional to 163,732.59, 225,948.87 and 92,113.11 is: 127,114.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,732.59 : 225,948.87 = 92,113.11 : x
  2. Step 2: Convert to fraction form
    163,732.59/225,948.87 = 92,113.11/x
  3. Step 3: Cross multiply
    163,732.59x = 225,948.87 × 92,113.11
  4. Step 4: Simplify right side
    163,732.59x = 20,812,853,116.69
  5. Step 5: Solve for x
    x = 20,812,853,116.69/163,732.59
  6. Step 6: Final answer
    x = 127,114.91

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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.