Home / 218,128.49-327,200.03-60,343.73

Finding the Fourth Proportional to 218,128.49, 327,200.03 and 60,343.73

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Solution

The fourth proportional to 218,128.49, 327,200.03 and 60,343.73 is: 90,517.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,128.49 : 327,200.03 = 60,343.73 : x
  2. Step 2: Convert to fraction form
    218,128.49/327,200.03 = 60,343.73/x
  3. Step 3: Cross multiply
    218,128.49x = 327,200.03 × 60,343.73
  4. Step 4: Simplify right side
    218,128.49x = 19,744,470,782.59
  5. Step 5: Solve for x
    x = 19,744,470,782.59/218,128.49
  6. Step 6: Final answer
    x = 90,517.61

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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.