Home / 187,650.38-281,475.48-47,408.96

Finding the Fourth Proportional to 187,650.38, 281,475.48 and 47,408.96

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Solution

The fourth proportional to 187,650.38, 281,475.48 and 47,408.96 is: 71,113.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,650.38 : 281,475.48 = 47,408.96 : x
  2. Step 2: Convert to fraction form
    187,650.38/281,475.48 = 47,408.96/x
  3. Step 3: Cross multiply
    187,650.38x = 281,475.48 × 47,408.96
  4. Step 4: Simplify right side
    187,650.38x = 13,344,459,772.30
  5. Step 5: Solve for x
    x = 13,344,459,772.30/187,650.38
  6. Step 6: Final answer
    x = 71,113.42

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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.