Home / 187,725.90-281,625.60-82,544.57

Finding the Fourth Proportional to 187,725.90, 281,625.60 and 82,544.57

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Solution

The fourth proportional to 187,725.90, 281,625.60 and 82,544.57 is: 123,833.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,725.90 : 281,625.60 = 82,544.57 : x
  2. Step 2: Convert to fraction form
    187,725.90/281,625.60 = 82,544.57/x
  3. Step 3: Cross multiply
    187,725.90x = 281,625.60 × 82,544.57
  4. Step 4: Simplify right side
    187,725.90x = 23,246,662,644.86
  5. Step 5: Solve for x
    x = 23,246,662,644.86/187,725.90
  6. Step 6: Final answer
    x = 123,833.01

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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.