Home / 193,046.39-266,403.84-108,164.06

Finding the Fourth Proportional to 193,046.39, 266,403.84 and 108,164.06

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Solution

The fourth proportional to 193,046.39, 266,403.84 and 108,164.06 is: 149,266.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,046.39 : 266,403.84 = 108,164.06 : x
  2. Step 2: Convert to fraction form
    193,046.39/266,403.84 = 108,164.06/x
  3. Step 3: Cross multiply
    193,046.39x = 266,403.84 × 108,164.06
  4. Step 4: Simplify right side
    193,046.39x = 28,815,320,933.99
  5. Step 5: Solve for x
    x = 28,815,320,933.99/193,046.39
  6. Step 6: Final answer
    x = 149,266.30

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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.