Home / 209,179.38-313,736.04-173,867.52

Finding the Fourth Proportional to 209,179.38, 313,736.04 and 173,867.52

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Solution

The fourth proportional to 209,179.38, 313,736.04 and 173,867.52 is: 260,773.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,179.38 : 313,736.04 = 173,867.52 : x
  2. Step 2: Convert to fraction form
    209,179.38/313,736.04 = 173,867.52/x
  3. Step 3: Cross multiply
    209,179.38x = 313,736.04 × 173,867.52
  4. Step 4: Simplify right side
    209,179.38x = 54,548,507,209.42
  5. Step 5: Solve for x
    x = 54,548,507,209.42/209,179.38
  6. Step 6: Final answer
    x = 260,773.83

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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.