Home / 179,791.65-269,853.12-91,107.18

Finding the Fourth Proportional to 179,791.65, 269,853.12 and 91,107.18

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Solution

The fourth proportional to 179,791.65, 269,853.12 and 91,107.18 is: 136,744.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,791.65 : 269,853.12 = 91,107.18 : x
  2. Step 2: Convert to fraction form
    179,791.65/269,853.12 = 91,107.18/x
  3. Step 3: Cross multiply
    179,791.65x = 269,853.12 × 91,107.18
  4. Step 4: Simplify right side
    179,791.65x = 24,585,556,777.40
  5. Step 5: Solve for x
    x = 24,585,556,777.40/179,791.65
  6. Step 6: Final answer
    x = 136,744.71

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1.5x scale

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.