Home / 179,790.23-269,714.61-67,479.28

Finding the Fourth Proportional to 179,790.23, 269,714.61 and 67,479.28

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Solution

The fourth proportional to 179,790.23, 269,714.61 and 67,479.28 is: 101,229.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,790.23 : 269,714.61 = 67,479.28 : x
  2. Step 2: Convert to fraction form
    179,790.23/269,714.61 = 67,479.28/x
  3. Step 3: Cross multiply
    179,790.23x = 269,714.61 × 67,479.28
  4. Step 4: Simplify right side
    179,790.23x = 18,200,147,013.99
  5. Step 5: Solve for x
    x = 18,200,147,013.99/179,790.23
  6. Step 6: Final answer
    x = 101,229.90

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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.