Home / 220,792.26-331,324.07-87,649.22

Finding the Fourth Proportional to 220,792.26, 331,324.07 and 87,649.22

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Solution

The fourth proportional to 220,792.26, 331,324.07 and 87,649.22 is: 131,527.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,792.26 : 331,324.07 = 87,649.22 : x
  2. Step 2: Convert to fraction form
    220,792.26/331,324.07 = 87,649.22/x
  3. Step 3: Cross multiply
    220,792.26x = 331,324.07 × 87,649.22
  4. Step 4: Simplify right side
    220,792.26x = 29,040,296,302.73
  5. Step 5: Solve for x
    x = 29,040,296,302.73/220,792.26
  6. Step 6: Final answer
    x = 131,527.69

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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.