Home / 281,625.88-422,444.22-92,086.96

Finding the Fourth Proportional to 281,625.88, 422,444.22 and 92,086.96

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Solution

The fourth proportional to 281,625.88, 422,444.22 and 92,086.96 is: 138,132.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,625.88 : 422,444.22 = 92,086.96 : x
  2. Step 2: Convert to fraction form
    281,625.88/422,444.22 = 92,086.96/x
  3. Step 3: Cross multiply
    281,625.88x = 422,444.22 × 92,086.96
  4. Step 4: Simplify right side
    281,625.88x = 38,901,603,989.37
  5. Step 5: Solve for x
    x = 38,901,603,989.37/281,625.88
  6. Step 6: Final answer
    x = 138,132.21

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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.