Home / 198,002.10-297,003.15-55,847.10

Finding the Fourth Proportional to 198,002.10, 297,003.15 and 55,847.10

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Solution

The fourth proportional to 198,002.10, 297,003.15 and 55,847.10 is: 83,770.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,002.10 : 297,003.15 = 55,847.10 : x
  2. Step 2: Convert to fraction form
    198,002.10/297,003.15 = 55,847.10/x
  3. Step 3: Cross multiply
    198,002.10x = 297,003.15 × 55,847.10
  4. Step 4: Simplify right side
    198,002.10x = 16,586,764,618.37
  5. Step 5: Solve for x
    x = 16,586,764,618.37/198,002.10
  6. Step 6: Final answer
    x = 83,770.65

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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.