Home / 220,198.27-330,422.09-93,825.21

Finding the Fourth Proportional to 220,198.27, 330,422.09 and 93,825.21

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Solution

The fourth proportional to 220,198.27, 330,422.09 and 93,825.21 is: 140,790.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,198.27 : 330,422.09 = 93,825.21 : x
  2. Step 2: Convert to fraction form
    220,198.27/330,422.09 = 93,825.21/x
  3. Step 3: Cross multiply
    220,198.27x = 330,422.09 × 93,825.21
  4. Step 4: Simplify right side
    220,198.27x = 31,001,921,982.89
  5. Step 5: Solve for x
    x = 31,001,921,982.89/220,198.27
  6. Step 6: Final answer
    x = 140,790.94

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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.