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Finding the Fourth Proportional to 78,843.93, 108,818.72 and 47,014.88

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Solution

The fourth proportional to 78,843.93, 108,818.72 and 47,014.88 is: 64,888.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,843.93 : 108,818.72 = 47,014.88 : x
  2. Step 2: Convert to fraction form
    78,843.93/108,818.72 = 47,014.88/x
  3. Step 3: Cross multiply
    78,843.93x = 108,818.72 × 47,014.88
  4. Step 4: Simplify right side
    78,843.93x = 5,116,098,724.15
  5. Step 5: Solve for x
    x = 5,116,098,724.15/78,843.93
  6. Step 6: Final answer
    x = 64,888.94

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