Home / 179,708.20-269,562.30-162,212.20

Finding the Fourth Proportional to 179,708.20, 269,562.30 and 162,212.20

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Solution

The fourth proportional to 179,708.20, 269,562.30 and 162,212.20 is: 243,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,708.20 : 269,562.30 = 162,212.20 : x
  2. Step 2: Convert to fraction form
    179,708.20/269,562.30 = 162,212.20/x
  3. Step 3: Cross multiply
    179,708.20x = 269,562.30 × 162,212.20
  4. Step 4: Simplify right side
    179,708.20x = 43,726,293,720.06
  5. Step 5: Solve for x
    x = 43,726,293,720.06/179,708.20
  6. Step 6: Final answer
    x = 243,318.30

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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.