Home / 198,236.43-297,412.97-79,846.83

Finding the Fourth Proportional to 198,236.43, 297,412.97 and 79,846.83

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Solution

The fourth proportional to 198,236.43, 297,412.97 and 79,846.83 is: 119,793.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,236.43 : 297,412.97 = 79,846.83 : x
  2. Step 2: Convert to fraction form
    198,236.43/297,412.97 = 79,846.83/x
  3. Step 3: Cross multiply
    198,236.43x = 297,412.97 × 79,846.83
  4. Step 4: Simplify right side
    198,236.43x = 23,747,482,456.15
  5. Step 5: Solve for x
    x = 23,747,482,456.15/198,236.43
  6. Step 6: Final answer
    x = 119,793.74

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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.