Home / 179,704.40-269,556.60-123,717.20

Finding the Fourth Proportional to 179,704.40, 269,556.60 and 123,717.20

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Solution

The fourth proportional to 179,704.40, 269,556.60 and 123,717.20 is: 185,575.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,704.40 : 269,556.60 = 123,717.20 : x
  2. Step 2: Convert to fraction form
    179,704.40/269,556.60 = 123,717.20/x
  3. Step 3: Cross multiply
    179,704.40x = 269,556.60 × 123,717.20
  4. Step 4: Simplify right side
    179,704.40x = 33,348,787,793.52
  5. Step 5: Solve for x
    x = 33,348,787,793.52/179,704.40
  6. Step 6: Final answer
    x = 185,575.80

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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.