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Finding the Fourth Proportional to 78,927.63, 108,921.74 and 43,119.96

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Solution

The fourth proportional to 78,927.63, 108,921.74 and 43,119.96 is: 59,506.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,927.63 : 108,921.74 = 43,119.96 : x
  2. Step 2: Convert to fraction form
    78,927.63/108,921.74 = 43,119.96/x
  3. Step 3: Cross multiply
    78,927.63x = 108,921.74 × 43,119.96
  4. Step 4: Simplify right side
    78,927.63x = 4,696,700,856.33
  5. Step 5: Solve for x
    x = 4,696,700,856.33/78,927.63
  6. Step 6: Final answer
    x = 59,506.42

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