Home / 57,144.38-85,660.06-27,105.94

Finding the Fourth Proportional to 57,144.38, 85,660.06 and 27,105.94

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Solution

The fourth proportional to 57,144.38, 85,660.06 and 27,105.94 is: 40,632.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,144.38 : 85,660.06 = 27,105.94 : x
  2. Step 2: Convert to fraction form
    57,144.38/85,660.06 = 27,105.94/x
  3. Step 3: Cross multiply
    57,144.38x = 85,660.06 × 27,105.94
  4. Step 4: Simplify right side
    57,144.38x = 2,321,896,446.76
  5. Step 5: Solve for x
    x = 2,321,896,446.76/57,144.38
  6. Step 6: Final answer
    x = 40,632.10

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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.