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Finding the Fourth Proportional to 78,904.54, 108,888.87 and 43,093.90

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Solution

The fourth proportional to 78,904.54, 108,888.87 and 43,093.90 is: 59,469.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,904.54 : 108,888.87 = 43,093.90 : x
  2. Step 2: Convert to fraction form
    78,904.54/108,888.87 = 43,093.90/x
  3. Step 3: Cross multiply
    78,904.54x = 108,888.87 × 43,093.90
  4. Step 4: Simplify right side
    78,904.54x = 4,692,446,074.89
  5. Step 5: Solve for x
    x = 4,692,446,074.89/78,904.54
  6. Step 6: Final answer
    x = 59,469.91

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