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Finding the Fourth Proportional to 192,593.40, 265,845.69 and 132,363.42

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Solution

The fourth proportional to 192,593.40, 265,845.69 and 132,363.42 is: 182,707.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,593.40 : 265,845.69 = 132,363.42 : x
  2. Step 2: Convert to fraction form
    192,593.40/265,845.69 = 132,363.42/x
  3. Step 3: Cross multiply
    192,593.40x = 265,845.69 × 132,363.42
  4. Step 4: Simplify right side
    192,593.40x = 35,188,244,720.66
  5. Step 5: Solve for x
    x = 35,188,244,720.66/192,593.40
  6. Step 6: Final answer
    x = 182,707.43

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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.