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Finding the Fourth Proportional to 225,745.01, 338,614.07 and 54,968.33

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Solution

The fourth proportional to 225,745.01, 338,614.07 and 54,968.33 is: 82,451.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,745.01 : 338,614.07 = 54,968.33 : x
  2. Step 2: Convert to fraction form
    225,745.01/338,614.07 = 54,968.33/x
  3. Step 3: Cross multiply
    225,745.01x = 338,614.07 × 54,968.33
  4. Step 4: Simplify right side
    225,745.01x = 18,613,047,974.49
  5. Step 5: Solve for x
    x = 18,613,047,974.49/225,745.01
  6. Step 6: Final answer
    x = 82,451.65

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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.