Home / 193,167.82-266,557.08-108,268.48

Finding the Fourth Proportional to 193,167.82, 266,557.08 and 108,268.48

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Solution

The fourth proportional to 193,167.82, 266,557.08 and 108,268.48 is: 149,402.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,167.82 : 266,557.08 = 108,268.48 : x
  2. Step 2: Convert to fraction form
    193,167.82/266,557.08 = 108,268.48/x
  3. Step 3: Cross multiply
    193,167.82x = 266,557.08 × 108,268.48
  4. Step 4: Simplify right side
    193,167.82x = 28,859,729,884.84
  5. Step 5: Solve for x
    x = 28,859,729,884.84/193,167.82
  6. Step 6: Final answer
    x = 149,402.37

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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.