Home / 187,942.27-281,843.16-75,584.53

Finding the Fourth Proportional to 187,942.27, 281,843.16 and 75,584.53

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Solution

The fourth proportional to 187,942.27, 281,843.16 and 75,584.53 is: 113,348.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,942.27 : 281,843.16 = 75,584.53 : x
  2. Step 2: Convert to fraction form
    187,942.27/281,843.16 = 75,584.53/x
  3. Step 3: Cross multiply
    187,942.27x = 281,843.16 × 75,584.53
  4. Step 4: Simplify right side
    187,942.27x = 21,302,982,782.31
  5. Step 5: Solve for x
    x = 21,302,982,782.31/187,942.27
  6. Step 6: Final answer
    x = 113,348.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.