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Finding the Fourth Proportional to 151,711.30, 227,311.80 and 119,999.80

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Solution

The fourth proportional to 151,711.30, 227,311.80 and 119,999.80 is: 179,797.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,711.30 : 227,311.80 = 119,999.80 : x
  2. Step 2: Convert to fraction form
    151,711.30/227,311.80 = 119,999.80/x
  3. Step 3: Cross multiply
    151,711.30x = 227,311.80 × 119,999.80
  4. Step 4: Simplify right side
    151,711.30x = 27,277,370,537.64
  5. Step 5: Solve for x
    x = 27,277,370,537.64/151,711.30
  6. Step 6: Final answer
    x = 179,797.88

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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.