Home / 151,536.30-227,283.21-80,427.66

Finding the Fourth Proportional to 151,536.30, 227,283.21 and 80,427.66

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Solution

The fourth proportional to 151,536.30, 227,283.21 and 80,427.66 is: 120,630.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,536.30 : 227,283.21 = 80,427.66 : x
  2. Step 2: Convert to fraction form
    151,536.30/227,283.21 = 80,427.66/x
  3. Step 3: Cross multiply
    151,536.30x = 227,283.21 × 80,427.66
  4. Step 4: Simplify right side
    151,536.30x = 18,279,856,737.59
  5. Step 5: Solve for x
    x = 18,279,856,737.59/151,536.30
  6. Step 6: Final answer
    x = 120,630.22

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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.