Home / 151,635.20-227,107.20-89,427.20

Finding the Fourth Proportional to 151,635.20, 227,107.20 and 89,427.20

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Solution

The fourth proportional to 151,635.20, 227,107.20 and 89,427.20 is: 133,936.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,635.20 : 227,107.20 = 89,427.20 : x
  2. Step 2: Convert to fraction form
    151,635.20/227,107.20 = 89,427.20/x
  3. Step 3: Cross multiply
    151,635.20x = 227,107.20 × 89,427.20
  4. Step 4: Simplify right side
    151,635.20x = 20,309,560,995.84
  5. Step 5: Solve for x
    x = 20,309,560,995.84/151,635.20
  6. Step 6: Final answer
    x = 133,936.98

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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.