Home / 192,100.17-288,076.35-132,755.91

Finding the Fourth Proportional to 192,100.17, 288,076.35 and 132,755.91

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Solution

The fourth proportional to 192,100.17, 288,076.35 and 132,755.91 is: 199,082.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,100.17 : 288,076.35 = 132,755.91 : x
  2. Step 2: Convert to fraction form
    192,100.17/288,076.35 = 132,755.91/x
  3. Step 3: Cross multiply
    192,100.17x = 288,076.35 × 132,755.91
  4. Step 4: Simplify right side
    192,100.17x = 38,243,837,993.73
  5. Step 5: Solve for x
    x = 38,243,837,993.73/192,100.17
  6. Step 6: Final answer
    x = 199,082.79

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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.