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Finding the Fourth Proportional to 207,893.44, 286,892.94 and 112,400.12

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Solution

The fourth proportional to 207,893.44, 286,892.94 and 112,400.12 is: 155,112.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,893.44 : 286,892.94 = 112,400.12 : x
  2. Step 2: Convert to fraction form
    207,893.44/286,892.94 = 112,400.12/x
  3. Step 3: Cross multiply
    207,893.44x = 286,892.94 × 112,400.12
  4. Step 4: Simplify right side
    207,893.44x = 32,246,800,883.15
  5. Step 5: Solve for x
    x = 32,246,800,883.15/207,893.44
  6. Step 6: Final answer
    x = 155,112.16

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