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Finding the Fourth Proportional to 198,151.92, 297,237.30 and 63,230.29

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Solution

The fourth proportional to 198,151.92, 297,237.30 and 63,230.29 is: 94,848.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,151.92 : 297,237.30 = 63,230.29 : x
  2. Step 2: Convert to fraction form
    198,151.92/297,237.30 = 63,230.29/x
  3. Step 3: Cross multiply
    198,151.92x = 297,237.30 × 63,230.29
  4. Step 4: Simplify right side
    198,151.92x = 18,794,399,697.61
  5. Step 5: Solve for x
    x = 18,794,399,697.61/198,151.92
  6. Step 6: Final answer
    x = 94,848.44

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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.