Home / 187,747.26-281,723.37-79,659.96

Finding the Fourth Proportional to 187,747.26, 281,723.37 and 79,659.96

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Solution

The fourth proportional to 187,747.26, 281,723.37 and 79,659.96 is: 119,533.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,747.26 : 281,723.37 = 79,659.96 : x
  2. Step 2: Convert to fraction form
    187,747.26/281,723.37 = 79,659.96/x
  3. Step 3: Cross multiply
    187,747.26x = 281,723.37 × 79,659.96
  4. Step 4: Simplify right side
    187,747.26x = 22,442,072,385.27
  5. Step 5: Solve for x
    x = 22,442,072,385.27/187,747.26
  6. Step 6: Final answer
    x = 119,533.42

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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.