Home / 204,257.40-281,871.12-113,611.41

Finding the Fourth Proportional to 204,257.40, 281,871.12 and 113,611.41

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Solution

The fourth proportional to 204,257.40, 281,871.12 and 113,611.41 is: 156,781.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,257.40 : 281,871.12 = 113,611.41 : x
  2. Step 2: Convert to fraction form
    204,257.40/281,871.12 = 113,611.41/x
  3. Step 3: Cross multiply
    204,257.40x = 281,871.12 × 113,611.41
  4. Step 4: Simplify right side
    204,257.40x = 32,023,775,381.48
  5. Step 5: Solve for x
    x = 32,023,775,381.48/204,257.40
  6. Step 6: Final answer
    x = 156,781.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.