Home / 193,546.74-267,115.44-117,108

Finding the Fourth Proportional to 193,546.74, 267,115.44 and 117,108

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Solution

The fourth proportional to 193,546.74, 267,115.44 and 117,108 is: 161,621.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,546.74 : 267,115.44 = 117,108 : x
  2. Step 2: Convert to fraction form
    193,546.74/267,115.44 = 117,108/x
  3. Step 3: Cross multiply
    193,546.74x = 267,115.44 × 117,108
  4. Step 4: Simplify right side
    193,546.74x = 31,281,354,947.52
  5. Step 5: Solve for x
    x = 31,281,354,947.52/193,546.74
  6. Step 6: Final answer
    x = 161,621.71

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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.