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Finding the Fourth Proportional to 120,643.21, 180,964.82 and 41,714.38

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Solution

The fourth proportional to 120,643.21, 180,964.82 and 41,714.38 is: 62,571.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,643.21 : 180,964.82 = 41,714.38 : x
  2. Step 2: Convert to fraction form
    120,643.21/180,964.82 = 41,714.38/x
  3. Step 3: Cross multiply
    120,643.21x = 180,964.82 × 41,714.38
  4. Step 4: Simplify right side
    120,643.21x = 7,548,835,268.11
  5. Step 5: Solve for x
    x = 7,548,835,268.11/120,643.21
  6. Step 6: Final answer
    x = 62,571.57

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