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Finding the Fourth Proportional to 225,498.44, 338,275.47 and 73,691.93

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Solution

The fourth proportional to 225,498.44, 338,275.47 and 73,691.93 is: 110,546.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,498.44 : 338,275.47 = 73,691.93 : x
  2. Step 2: Convert to fraction form
    225,498.44/338,275.47 = 73,691.93/x
  3. Step 3: Cross multiply
    225,498.44x = 338,275.47 × 73,691.93
  4. Step 4: Simplify right side
    225,498.44x = 24,928,172,255.96
  5. Step 5: Solve for x
    x = 24,928,172,255.96/225,498.44
  6. Step 6: Final answer
    x = 110,546.98

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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.