Home / 193,831.38-290,819.97-67,481.10

Finding the Fourth Proportional to 193,831.38, 290,819.97 and 67,481.10

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Solution

The fourth proportional to 193,831.38, 290,819.97 and 67,481.10 is: 101,247.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,831.38 : 290,819.97 = 67,481.10 : x
  2. Step 2: Convert to fraction form
    193,831.38/290,819.97 = 67,481.10/x
  3. Step 3: Cross multiply
    193,831.38x = 290,819.97 × 67,481.10
  4. Step 4: Simplify right side
    193,831.38x = 19,624,851,477.57
  5. Step 5: Solve for x
    x = 19,624,851,477.57/193,831.38
  6. Step 6: Final answer
    x = 101,247.03

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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.