Home / 151,234.16-226,556-111,179.28

Finding the Fourth Proportional to 151,234.16, 226,556 and 111,179.28

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Solution

The fourth proportional to 151,234.16, 226,556 and 111,179.28 is: 166,551.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,234.16 : 226,556 = 111,179.28 : x
  2. Step 2: Convert to fraction form
    151,234.16/226,556 = 111,179.28/x
  3. Step 3: Cross multiply
    151,234.16x = 226,556 × 111,179.28
  4. Step 4: Simplify right side
    151,234.16x = 25,188,332,959.68
  5. Step 5: Solve for x
    x = 25,188,332,959.68/151,234.16
  6. Step 6: Final answer
    x = 166,551.88

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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.