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Finding the Fourth Proportional to 151,383.59, 227,080.59 and 80,209.97

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Solution

The fourth proportional to 151,383.59, 227,080.59 and 80,209.97 is: 120,317.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,383.59 : 227,080.59 = 80,209.97 : x
  2. Step 2: Convert to fraction form
    151,383.59/227,080.59 = 80,209.97/x
  3. Step 3: Cross multiply
    151,383.59x = 227,080.59 × 80,209.97
  4. Step 4: Simplify right side
    151,383.59x = 18,214,127,311.48
  5. Step 5: Solve for x
    x = 18,214,127,311.48/151,383.59
  6. Step 6: Final answer
    x = 120,317.71

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1.5x scale

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.