Home / 226,154.52-339,278.76-66,231.36

Finding the Fourth Proportional to 226,154.52, 339,278.76 and 66,231.36

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Solution

The fourth proportional to 226,154.52, 339,278.76 and 66,231.36 is: 99,360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,154.52 : 339,278.76 = 66,231.36 : x
  2. Step 2: Convert to fraction form
    226,154.52/339,278.76 = 66,231.36/x
  3. Step 3: Cross multiply
    226,154.52x = 339,278.76 × 66,231.36
  4. Step 4: Simplify right side
    226,154.52x = 22,470,893,693.91
  5. Step 5: Solve for x
    x = 22,470,893,693.91/226,154.52
  6. Step 6: Final answer
    x = 99,360.80

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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.