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Finding the Fourth Proportional to 51,775.28, 71,449.56 and 29,419.28

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Solution

The fourth proportional to 51,775.28, 71,449.56 and 29,419.28 is: 40,598.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,775.28 : 71,449.56 = 29,419.28 : x
  2. Step 2: Convert to fraction form
    51,775.28/71,449.56 = 29,419.28/x
  3. Step 3: Cross multiply
    51,775.28x = 71,449.56 × 29,419.28
  4. Step 4: Simplify right side
    51,775.28x = 2,101,994,611.52
  5. Step 5: Solve for x
    x = 2,101,994,611.52/51,775.28
  6. Step 6: Final answer
    x = 40,598.42

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