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Finding the Fourth Proportional to 168,872.76, 253,339.83 and 80,125.44

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Solution

The fourth proportional to 168,872.76, 253,339.83 and 80,125.44 is: 120,202.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,872.76 : 253,339.83 = 80,125.44 : x
  2. Step 2: Convert to fraction form
    168,872.76/253,339.83 = 80,125.44/x
  3. Step 3: Cross multiply
    168,872.76x = 253,339.83 × 80,125.44
  4. Step 4: Simplify right side
    168,872.76x = 20,298,965,348.28
  5. Step 5: Solve for x
    x = 20,298,965,348.28/168,872.76
  6. Step 6: Final answer
    x = 120,202.72

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