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Finding the Fourth Proportional to 151,391.74, 227,080.06 and 56,614.96

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Solution

The fourth proportional to 151,391.74, 227,080.06 and 56,614.96 is: 84,919.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,391.74 : 227,080.06 = 56,614.96 : x
  2. Step 2: Convert to fraction form
    151,391.74/227,080.06 = 56,614.96/x
  3. Step 3: Cross multiply
    151,391.74x = 227,080.06 × 56,614.96
  4. Step 4: Simplify right side
    151,391.74x = 12,856,127,732.92
  5. Step 5: Solve for x
    x = 12,856,127,732.92/151,391.74
  6. Step 6: Final answer
    x = 84,919.61

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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.