Home / 248,515.38-372,882.78-192,839.22

Finding the Fourth Proportional to 248,515.38, 372,882.78 and 192,839.22

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Solution

The fourth proportional to 248,515.38, 372,882.78 and 192,839.22 is: 289,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,515.38 : 372,882.78 = 192,839.22 : x
  2. Step 2: Convert to fraction form
    248,515.38/372,882.78 = 192,839.22/x
  3. Step 3: Cross multiply
    248,515.38x = 372,882.78 × 192,839.22
  4. Step 4: Simplify right side
    248,515.38x = 71,906,424,446.63
  5. Step 5: Solve for x
    x = 71,906,424,446.63/248,515.38
  6. Step 6: Final answer
    x = 289,343.96

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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.