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Finding the Fourth Proportional to 82,115.78, 113,319.84 and 44,390.02

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Solution

The fourth proportional to 82,115.78, 113,319.84 and 44,390.02 is: 61,258.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,115.78 : 113,319.84 = 44,390.02 : x
  2. Step 2: Convert to fraction form
    82,115.78/113,319.84 = 44,390.02/x
  3. Step 3: Cross multiply
    82,115.78x = 113,319.84 × 44,390.02
  4. Step 4: Simplify right side
    82,115.78x = 5,030,269,964.00
  5. Step 5: Solve for x
    x = 5,030,269,964.00/82,115.78
  6. Step 6: Final answer
    x = 61,258.26

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