Home / 220,960.20-331,440.30-160,825.80

Finding the Fourth Proportional to 220,960.20, 331,440.30 and 160,825.80

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Solution

The fourth proportional to 220,960.20, 331,440.30 and 160,825.80 is: 241,238.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,960.20 : 331,440.30 = 160,825.80 : x
  2. Step 2: Convert to fraction form
    220,960.20/331,440.30 = 160,825.80/x
  3. Step 3: Cross multiply
    220,960.20x = 331,440.30 × 160,825.80
  4. Step 4: Simplify right side
    220,960.20x = 53,304,151,399.74
  5. Step 5: Solve for x
    x = 53,304,151,399.74/220,960.20
  6. Step 6: Final answer
    x = 241,238.70

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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.