Home / 192,613.52-265,820.56-107,757.92

Finding the Fourth Proportional to 192,613.52, 265,820.56 and 107,757.92

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Solution

The fourth proportional to 192,613.52, 265,820.56 and 107,757.92 is: 148,713.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,613.52 : 265,820.56 = 107,757.92 : x
  2. Step 2: Convert to fraction form
    192,613.52/265,820.56 = 107,757.92/x
  3. Step 3: Cross multiply
    192,613.52x = 265,820.56 × 107,757.92
  4. Step 4: Simplify right side
    192,613.52x = 28,644,270,638.84
  5. Step 5: Solve for x
    x = 28,644,270,638.84/192,613.52
  6. Step 6: Final answer
    x = 148,713.71

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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.