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Finding the Fourth Proportional to 188,656.88, 260,343.72 and 103,768.88

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Solution

The fourth proportional to 188,656.88, 260,343.72 and 103,768.88 is: 143,199.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,656.88 : 260,343.72 = 103,768.88 : x
  2. Step 2: Convert to fraction form
    188,656.88/260,343.72 = 103,768.88/x
  3. Step 3: Cross multiply
    188,656.88x = 260,343.72 × 103,768.88
  4. Step 4: Simplify right side
    188,656.88x = 27,015,576,239.43
  5. Step 5: Solve for x
    x = 27,015,576,239.43/188,656.88
  6. Step 6: Final answer
    x = 143,199.53

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