Home / 192,481.76-265,592.40-107,599.52

Finding the Fourth Proportional to 192,481.76, 265,592.40 and 107,599.52

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Solution

The fourth proportional to 192,481.76, 265,592.40 and 107,599.52 is: 148,469.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,481.76 : 265,592.40 = 107,599.52 : x
  2. Step 2: Convert to fraction form
    192,481.76/265,592.40 = 107,599.52/x
  3. Step 3: Cross multiply
    192,481.76x = 265,592.40 × 107,599.52
  4. Step 4: Simplify right side
    192,481.76x = 28,577,614,755.65
  5. Step 5: Solve for x
    x = 28,577,614,755.65/192,481.76
  6. Step 6: Final answer
    x = 148,469.21

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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.