Home / 151,279.44-227,040.12-68,179.92

Finding the Fourth Proportional to 151,279.44, 227,040.12 and 68,179.92

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Solution

The fourth proportional to 151,279.44, 227,040.12 and 68,179.92 is: 102,324.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,279.44 : 227,040.12 = 68,179.92 : x
  2. Step 2: Convert to fraction form
    151,279.44/227,040.12 = 68,179.92/x
  3. Step 3: Cross multiply
    151,279.44x = 227,040.12 × 68,179.92
  4. Step 4: Simplify right side
    151,279.44x = 15,479,577,218.39
  5. Step 5: Solve for x
    x = 15,479,577,218.39/151,279.44
  6. Step 6: Final answer
    x = 102,324.40

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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.