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Finding the Fourth Proportional to 55,376.62, 76,419.70 and 30,226.12

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Solution

The fourth proportional to 55,376.62, 76,419.70 and 30,226.12 is: 41,712.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,376.62 : 76,419.70 = 30,226.12 : x
  2. Step 2: Convert to fraction form
    55,376.62/76,419.70 = 30,226.12/x
  3. Step 3: Cross multiply
    55,376.62x = 76,419.70 × 30,226.12
  4. Step 4: Simplify right side
    55,376.62x = 2,309,871,022.56
  5. Step 5: Solve for x
    x = 2,309,871,022.56/55,376.62
  6. Step 6: Final answer
    x = 41,712.03

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