Home / 63,922.74-88,121.70-50,287.09

Finding the Fourth Proportional to 63,922.74, 88,121.70 and 50,287.09

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Solution

The fourth proportional to 63,922.74, 88,121.70 and 50,287.09 is: 69,324.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,922.74 : 88,121.70 = 50,287.09 : x
  2. Step 2: Convert to fraction form
    63,922.74/88,121.70 = 50,287.09/x
  3. Step 3: Cross multiply
    63,922.74x = 88,121.70 × 50,287.09
  4. Step 4: Simplify right side
    63,922.74x = 4,431,383,387.11
  5. Step 5: Solve for x
    x = 4,431,383,387.11/63,922.74
  6. Step 6: Final answer
    x = 69,324.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.