Home / 193,715.82-267,334.71-108,831.18

Finding the Fourth Proportional to 193,715.82, 267,334.71 and 108,831.18

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Solution

The fourth proportional to 193,715.82, 267,334.71 and 108,831.18 is: 150,190.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,715.82 : 267,334.71 = 108,831.18 : x
  2. Step 2: Convert to fraction form
    193,715.82/267,334.71 = 108,831.18/x
  3. Step 3: Cross multiply
    193,715.82x = 267,334.71 × 108,831.18
  4. Step 4: Simplify right side
    193,715.82x = 29,094,351,944.26
  5. Step 5: Solve for x
    x = 29,094,351,944.26/193,715.82
  6. Step 6: Final answer
    x = 150,190.89

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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.