Home / 193,661.44-267,277.80-108,778.52

Finding the Fourth Proportional to 193,661.44, 267,277.80 and 108,778.52

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Solution

The fourth proportional to 193,661.44, 267,277.80 and 108,778.52 is: 150,128.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,661.44 : 267,277.80 = 108,778.52 : x
  2. Step 2: Convert to fraction form
    193,661.44/267,277.80 = 108,778.52/x
  3. Step 3: Cross multiply
    193,661.44x = 267,277.80 × 108,778.52
  4. Step 4: Simplify right side
    193,661.44x = 29,074,083,512.86
  5. Step 5: Solve for x
    x = 29,074,083,512.86/193,661.44
  6. Step 6: Final answer
    x = 150,128.41

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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.