Home / 198,171.16-297,353.94-92,998.68

Finding the Fourth Proportional to 198,171.16, 297,353.94 and 92,998.68

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Solution

The fourth proportional to 198,171.16, 297,353.94 and 92,998.68 is: 139,543.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,171.16 : 297,353.94 = 92,998.68 : x
  2. Step 2: Convert to fraction form
    198,171.16/297,353.94 = 92,998.68/x
  3. Step 3: Cross multiply
    198,171.16x = 297,353.94 × 92,998.68
  4. Step 4: Simplify right side
    198,171.16x = 27,653,523,912.80
  5. Step 5: Solve for x
    x = 27,653,523,912.80/198,171.16
  6. Step 6: Final answer
    x = 139,543.63

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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.