Home / 198,152.73-297,284.38-79,906.50

Finding the Fourth Proportional to 198,152.73, 297,284.38 and 79,906.50

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Solution

The fourth proportional to 198,152.73, 297,284.38 and 79,906.50 is: 119,882.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,152.73 : 297,284.38 = 79,906.50 : x
  2. Step 2: Convert to fraction form
    198,152.73/297,284.38 = 79,906.50/x
  3. Step 3: Cross multiply
    198,152.73x = 297,284.38 × 79,906.50
  4. Step 4: Simplify right side
    198,152.73x = 23,754,954,110.70
  5. Step 5: Solve for x
    x = 23,754,954,110.70/198,152.73
  6. Step 6: Final answer
    x = 119,882.04

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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.