Home / 198,002.20-296,744.10-79,576.60

Finding the Fourth Proportional to 198,002.20, 296,744.10 and 79,576.60

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Solution

The fourth proportional to 198,002.20, 296,744.10 and 79,576.60 is: 119,260.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,002.20 : 296,744.10 = 79,576.60 : x
  2. Step 2: Convert to fraction form
    198,002.20/296,744.10 = 79,576.60/x
  3. Step 3: Cross multiply
    198,002.20x = 296,744.10 × 79,576.60
  4. Step 4: Simplify right side
    198,002.20x = 23,613,886,548.06
  5. Step 5: Solve for x
    x = 23,613,886,548.06/198,002.20
  6. Step 6: Final answer
    x = 119,260.73

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1.5x scale

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.