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Finding the Fourth Proportional to 100,797.27, 151,229.92 and 44,629.71

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Solution

The fourth proportional to 100,797.27, 151,229.92 and 44,629.71 is: 66,959.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,797.27 : 151,229.92 = 44,629.71 : x
  2. Step 2: Convert to fraction form
    100,797.27/151,229.92 = 44,629.71/x
  3. Step 3: Cross multiply
    100,797.27x = 151,229.92 × 44,629.71
  4. Step 4: Simplify right side
    100,797.27x = 6,749,347,472.92
  5. Step 5: Solve for x
    x = 6,749,347,472.92/100,797.27
  6. Step 6: Final answer
    x = 66,959.63

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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.