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Finding the Fourth Proportional to 78,905.34, 108,891.74 and 43,097.27

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Solution

The fourth proportional to 78,905.34, 108,891.74 and 43,097.27 is: 59,475.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,905.34 : 108,891.74 = 43,097.27 : x
  2. Step 2: Convert to fraction form
    78,905.34/108,891.74 = 43,097.27/x
  3. Step 3: Cross multiply
    78,905.34x = 108,891.74 × 43,097.27
  4. Step 4: Simplify right side
    78,905.34x = 4,692,936,282.83
  5. Step 5: Solve for x
    x = 4,692,936,282.83/78,905.34
  6. Step 6: Final answer
    x = 59,475.52

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