Home / 150,589.06-225,439.76-131,905.60

Finding the Fourth Proportional to 150,589.06, 225,439.76 and 131,905.60

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Solution

The fourth proportional to 150,589.06, 225,439.76 and 131,905.60 is: 197,469.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,589.06 : 225,439.76 = 131,905.60 : x
  2. Step 2: Convert to fraction form
    150,589.06/225,439.76 = 131,905.60/x
  3. Step 3: Cross multiply
    150,589.06x = 225,439.76 × 131,905.60
  4. Step 4: Simplify right side
    150,589.06x = 29,736,766,806.66
  5. Step 5: Solve for x
    x = 29,736,766,806.66/150,589.06
  6. Step 6: Final answer
    x = 197,469.64

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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.