Home / 217,059.11-325,195-160,273.66

Finding the Fourth Proportional to 217,059.11, 325,195 and 160,273.66

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Solution

The fourth proportional to 217,059.11, 325,195 and 160,273.66 is: 240,119.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,059.11 : 325,195 = 160,273.66 : x
  2. Step 2: Convert to fraction form
    217,059.11/325,195 = 160,273.66/x
  3. Step 3: Cross multiply
    217,059.11x = 325,195 × 160,273.66
  4. Step 4: Simplify right side
    217,059.11x = 52,120,192,863.70
  5. Step 5: Solve for x
    x = 52,120,192,863.70/217,059.11
  6. Step 6: Final answer
    x = 240,119.81

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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.