Home / 193,002.75-266,354.73-108,147.15

Finding the Fourth Proportional to 193,002.75, 266,354.73 and 108,147.15

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Solution

The fourth proportional to 193,002.75, 266,354.73 and 108,147.15 is: 149,249.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,002.75 : 266,354.73 = 108,147.15 : x
  2. Step 2: Convert to fraction form
    193,002.75/266,354.73 = 108,147.15/x
  3. Step 3: Cross multiply
    193,002.75x = 266,354.73 × 108,147.15
  4. Step 4: Simplify right side
    193,002.75x = 28,805,504,938.52
  5. Step 5: Solve for x
    x = 28,805,504,938.52/193,002.75
  6. Step 6: Final answer
    x = 149,249.19

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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.