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Finding the Fourth Proportional to 225,854.46, 338,189.85 and 158,932.26

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Solution

The fourth proportional to 225,854.46, 338,189.85 and 158,932.26 is: 237,981.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,854.46 : 338,189.85 = 158,932.26 : x
  2. Step 2: Convert to fraction form
    225,854.46/338,189.85 = 158,932.26/x
  3. Step 3: Cross multiply
    225,854.46x = 338,189.85 × 158,932.26
  4. Step 4: Simplify right side
    225,854.46x = 53,749,277,169.56
  5. Step 5: Solve for x
    x = 53,749,277,169.56/225,854.46
  6. Step 6: Final answer
    x = 237,981.92

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1.5x scale

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.