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Finding the Fourth Proportional to 75,439.55, 104,063.28 and 47,096.03

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Solution

The fourth proportional to 75,439.55, 104,063.28 and 47,096.03 is: 64,965.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,439.55 : 104,063.28 = 47,096.03 : x
  2. Step 2: Convert to fraction form
    75,439.55/104,063.28 = 47,096.03/x
  3. Step 3: Cross multiply
    75,439.55x = 104,063.28 × 47,096.03
  4. Step 4: Simplify right side
    75,439.55x = 4,900,967,356.78
  5. Step 5: Solve for x
    x = 4,900,967,356.78/75,439.55
  6. Step 6: Final answer
    x = 64,965.49

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