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Finding the Fourth Proportional to 195,392.59, 269,646.60 and 109,350.90

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Solution

The fourth proportional to 195,392.59, 269,646.60 and 109,350.90 is: 150,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,392.59 : 269,646.60 = 109,350.90 : x
  2. Step 2: Convert to fraction form
    195,392.59/269,646.60 = 109,350.90/x
  3. Step 3: Cross multiply
    195,392.59x = 269,646.60 × 109,350.90
  4. Step 4: Simplify right side
    195,392.59x = 29,486,098,391.94
  5. Step 5: Solve for x
    x = 29,486,098,391.94/195,392.59
  6. Step 6: Final answer
    x = 150,906.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.