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Finding the Fourth Proportional to 127,517.44, 191,275.52 and 32,747.52

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Solution

The fourth proportional to 127,517.44, 191,275.52 and 32,747.52 is: 49,121.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,517.44 : 191,275.52 = 32,747.52 : x
  2. Step 2: Convert to fraction form
    127,517.44/191,275.52 = 32,747.52/x
  3. Step 3: Cross multiply
    127,517.44x = 191,275.52 × 32,747.52
  4. Step 4: Simplify right side
    127,517.44x = 6,263,798,916.71
  5. Step 5: Solve for x
    x = 6,263,798,916.71/127,517.44
  6. Step 6: Final answer
    x = 49,121.12

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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.