Home / 185,034.31-255,349.46-108,554.75

Finding the Fourth Proportional to 185,034.31, 255,349.46 and 108,554.75

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Solution

The fourth proportional to 185,034.31, 255,349.46 and 108,554.75 is: 149,806.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,034.31 : 255,349.46 = 108,554.75 : x
  2. Step 2: Convert to fraction form
    185,034.31/255,349.46 = 108,554.75/x
  3. Step 3: Cross multiply
    185,034.31x = 255,349.46 × 108,554.75
  4. Step 4: Simplify right side
    185,034.31x = 27,719,396,745.14
  5. Step 5: Solve for x
    x = 27,719,396,745.14/185,034.31
  6. Step 6: Final answer
    x = 149,806.80

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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.