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Finding the Fourth Proportional to 225,745.38, 338,614.63 and 54,968.69

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Solution

The fourth proportional to 225,745.38, 338,614.63 and 54,968.69 is: 82,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,745.38 : 338,614.63 = 54,968.69 : x
  2. Step 2: Convert to fraction form
    225,745.38/338,614.63 = 54,968.69/x
  3. Step 3: Cross multiply
    225,745.38x = 338,614.63 × 54,968.69
  4. Step 4: Simplify right side
    225,745.38x = 18,613,203,335.05
  5. Step 5: Solve for x
    x = 18,613,203,335.05/225,745.38
  6. Step 6: Final answer
    x = 82,452.20

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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.