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Finding the Fourth Proportional to 281,436.41, 422,157.24 and 71,074.14

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Solution

The fourth proportional to 281,436.41, 422,157.24 and 71,074.14 is: 106,611.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,436.41 : 422,157.24 = 71,074.14 : x
  2. Step 2: Convert to fraction form
    281,436.41/422,157.24 = 71,074.14/x
  3. Step 3: Cross multiply
    281,436.41x = 422,157.24 × 71,074.14
  4. Step 4: Simplify right side
    281,436.41x = 30,004,462,777.77
  5. Step 5: Solve for x
    x = 30,004,462,777.77/281,436.41
  6. Step 6: Final answer
    x = 106,611.87

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