Home / 179,845.16-270,073.92-172,321.88

Finding the Fourth Proportional to 179,845.16, 270,073.92 and 172,321.88

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Solution

The fourth proportional to 179,845.16, 270,073.92 and 172,321.88 is: 258,776.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,845.16 : 270,073.92 = 172,321.88 : x
  2. Step 2: Convert to fraction form
    179,845.16/270,073.92 = 172,321.88/x
  3. Step 3: Cross multiply
    179,845.16x = 270,073.92 × 172,321.88
  4. Step 4: Simplify right side
    179,845.16x = 46,539,645,633.37
  5. Step 5: Solve for x
    x = 46,539,645,633.37/179,845.16
  6. Step 6: Final answer
    x = 258,776.19

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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.