Home / 182,481.90-251,819.79-100,808.52

Finding the Fourth Proportional to 182,481.90, 251,819.79 and 100,808.52

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Solution

The fourth proportional to 182,481.90, 251,819.79 and 100,808.52 is: 139,112.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,481.90 : 251,819.79 = 100,808.52 : x
  2. Step 2: Convert to fraction form
    182,481.90/251,819.79 = 100,808.52/x
  3. Step 3: Cross multiply
    182,481.90x = 251,819.79 × 100,808.52
  4. Step 4: Simplify right side
    182,481.90x = 25,385,580,336.61
  5. Step 5: Solve for x
    x = 25,385,580,336.61/182,481.90
  6. Step 6: Final answer
    x = 139,112.87

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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.