Home / 193,046.64-266,404.18-108,164.31

Finding the Fourth Proportional to 193,046.64, 266,404.18 and 108,164.31

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Solution

The fourth proportional to 193,046.64, 266,404.18 and 108,164.31 is: 149,266.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,046.64 : 266,404.18 = 108,164.31 : x
  2. Step 2: Convert to fraction form
    193,046.64/266,404.18 = 108,164.31/x
  3. Step 3: Cross multiply
    193,046.64x = 266,404.18 × 108,164.31
  4. Step 4: Simplify right side
    193,046.64x = 28,815,424,310.82
  5. Step 5: Solve for x
    x = 28,815,424,310.82/193,046.64
  6. Step 6: Final answer
    x = 149,266.65

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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.