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Finding the Fourth Proportional to 68,181.21, 94,090.05 and 39,892.37

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Solution

The fourth proportional to 68,181.21, 94,090.05 and 39,892.37 is: 55,051.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,181.21 : 94,090.05 = 39,892.37 : x
  2. Step 2: Convert to fraction form
    68,181.21/94,090.05 = 39,892.37/x
  3. Step 3: Cross multiply
    68,181.21x = 94,090.05 × 39,892.37
  4. Step 4: Simplify right side
    68,181.21x = 3,753,474,617.47
  5. Step 5: Solve for x
    x = 3,753,474,617.47/68,181.21
  6. Step 6: Final answer
    x = 55,051.45

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