Home / 281,621.88-422,438.22-92,082.96

Finding the Fourth Proportional to 281,621.88, 422,438.22 and 92,082.96

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Solution

The fourth proportional to 281,621.88, 422,438.22 and 92,082.96 is: 138,126.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,621.88 : 422,438.22 = 92,082.96 : x
  2. Step 2: Convert to fraction form
    281,621.88/422,438.22 = 92,082.96/x
  3. Step 3: Cross multiply
    281,621.88x = 422,438.22 × 92,082.96
  4. Step 4: Simplify right side
    281,621.88x = 38,899,361,714.73
  5. Step 5: Solve for x
    x = 38,899,361,714.73/281,621.88
  6. Step 6: Final answer
    x = 138,126.21

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