Home / 179,634.10-269,451.15-108,775.30

Finding the Fourth Proportional to 179,634.10, 269,451.15 and 108,775.30

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Solution

The fourth proportional to 179,634.10, 269,451.15 and 108,775.30 is: 163,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,634.10 : 269,451.15 = 108,775.30 : x
  2. Step 2: Convert to fraction form
    179,634.10/269,451.15 = 108,775.30/x
  3. Step 3: Cross multiply
    179,634.10x = 269,451.15 × 108,775.30
  4. Step 4: Simplify right side
    179,634.10x = 29,309,629,676.60
  5. Step 5: Solve for x
    x = 29,309,629,676.60/179,634.10
  6. Step 6: Final answer
    x = 163,162.95

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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.