Home / 132,388.37-198,561.68-110,042.70

Finding the Fourth Proportional to 132,388.37, 198,561.68 and 110,042.70

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Solution

The fourth proportional to 132,388.37, 198,561.68 and 110,042.70 is: 165,046.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,388.37 : 198,561.68 = 110,042.70 : x
  2. Step 2: Convert to fraction form
    132,388.37/198,561.68 = 110,042.70/x
  3. Step 3: Cross multiply
    132,388.37x = 198,561.68 × 110,042.70
  4. Step 4: Simplify right side
    132,388.37x = 21,850,263,618.49
  5. Step 5: Solve for x
    x = 21,850,263,618.49/132,388.37
  6. Step 6: Final answer
    x = 165,046.69

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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.