Home / 151,687.05-227,141.78-112,029.45

Finding the Fourth Proportional to 151,687.05, 227,141.78 and 112,029.45

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Solution

The fourth proportional to 151,687.05, 227,141.78 and 112,029.45 is: 167,757.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,687.05 : 227,141.78 = 112,029.45 : x
  2. Step 2: Convert to fraction form
    151,687.05/227,141.78 = 112,029.45/x
  3. Step 3: Cross multiply
    151,687.05x = 227,141.78 × 112,029.45
  4. Step 4: Simplify right side
    151,687.05x = 25,446,568,125.27
  5. Step 5: Solve for x
    x = 25,446,568,125.27/151,687.05
  6. Step 6: Final answer
    x = 167,757.02

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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.