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Finding the Fourth Proportional to 75,697.60, 113,570.72 and 23,112.40

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Solution

The fourth proportional to 75,697.60, 113,570.72 and 23,112.40 is: 34,676.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,697.60 : 113,570.72 = 23,112.40 : x
  2. Step 2: Convert to fraction form
    75,697.60/113,570.72 = 23,112.40/x
  3. Step 3: Cross multiply
    75,697.60x = 113,570.72 × 23,112.40
  4. Step 4: Simplify right side
    75,697.60x = 2,624,891,908.93
  5. Step 5: Solve for x
    x = 2,624,891,908.93/75,697.60
  6. Step 6: Final answer
    x = 34,676.03

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