Home / 151,754.10-227,631.15-80,895.30

Finding the Fourth Proportional to 151,754.10, 227,631.15 and 80,895.30

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Solution

The fourth proportional to 151,754.10, 227,631.15 and 80,895.30 is: 121,342.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,754.10 : 227,631.15 = 80,895.30 : x
  2. Step 2: Convert to fraction form
    151,754.10/227,631.15 = 80,895.30/x
  3. Step 3: Cross multiply
    151,754.10x = 227,631.15 × 80,895.30
  4. Step 4: Simplify right side
    151,754.10x = 18,414,290,168.60
  5. Step 5: Solve for x
    x = 18,414,290,168.60/151,754.10
  6. Step 6: Final answer
    x = 121,342.95

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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.