Home / 179,476.20-269,214.30-104,680.80

Finding the Fourth Proportional to 179,476.20, 269,214.30 and 104,680.80

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Solution

The fourth proportional to 179,476.20, 269,214.30 and 104,680.80 is: 157,021.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,476.20 : 269,214.30 = 104,680.80 : x
  2. Step 2: Convert to fraction form
    179,476.20/269,214.30 = 104,680.80/x
  3. Step 3: Cross multiply
    179,476.20x = 269,214.30 × 104,680.80
  4. Step 4: Simplify right side
    179,476.20x = 28,181,568,295.44
  5. Step 5: Solve for x
    x = 28,181,568,295.44/179,476.20
  6. Step 6: Final answer
    x = 157,021.20

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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.