Home / 198,546.31-297,822.55-63,635.75

Finding the Fourth Proportional to 198,546.31, 297,822.55 and 63,635.75

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Solution

The fourth proportional to 198,546.31, 297,822.55 and 63,635.75 is: 95,454.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,546.31 : 297,822.55 = 63,635.75 : x
  2. Step 2: Convert to fraction form
    198,546.31/297,822.55 = 63,635.75/x
  3. Step 3: Cross multiply
    198,546.31x = 297,822.55 × 63,635.75
  4. Step 4: Simplify right side
    198,546.31x = 18,952,161,336.16
  5. Step 5: Solve for x
    x = 18,952,161,336.16/198,546.31
  6. Step 6: Final answer
    x = 95,454.61

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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.