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Finding the Fourth Proportional to 198,593.13, 297,887.11 and 48,834.72

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Solution

The fourth proportional to 198,593.13, 297,887.11 and 48,834.72 is: 73,251.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,593.13 : 297,887.11 = 48,834.72 : x
  2. Step 2: Convert to fraction form
    198,593.13/297,887.11 = 48,834.72/x
  3. Step 3: Cross multiply
    198,593.13x = 297,887.11 × 48,834.72
  4. Step 4: Simplify right side
    198,593.13x = 14,547,233,608.46
  5. Step 5: Solve for x
    x = 14,547,233,608.46/198,593.13
  6. Step 6: Final answer
    x = 73,251.44

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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.