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Finding the Fourth Proportional to 192,034.62, 264,811.14 and 127,481.07

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Solution

The fourth proportional to 192,034.62, 264,811.14 and 127,481.07 is: 175,793.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,034.62 : 264,811.14 = 127,481.07 : x
  2. Step 2: Convert to fraction form
    192,034.62/264,811.14 = 127,481.07/x
  3. Step 3: Cross multiply
    192,034.62x = 264,811.14 × 127,481.07
  4. Step 4: Simplify right side
    192,034.62x = 33,758,407,475.12
  5. Step 5: Solve for x
    x = 33,758,407,475.12/192,034.62
  6. Step 6: Final answer
    x = 175,793.34

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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.