Home / 226,451.08-339,691.20-132,760

Finding the Fourth Proportional to 226,451.08, 339,691.20 and 132,760

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Solution

The fourth proportional to 226,451.08, 339,691.20 and 132,760 is: 199,148.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,451.08 : 339,691.20 = 132,760 : x
  2. Step 2: Convert to fraction form
    226,451.08/339,691.20 = 132,760/x
  3. Step 3: Cross multiply
    226,451.08x = 339,691.20 × 132,760
  4. Step 4: Simplify right side
    226,451.08x = 45,097,403,712
  5. Step 5: Solve for x
    x = 45,097,403,712/226,451.08
  6. Step 6: Final answer
    x = 199,148.55

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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.