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Finding the Fourth Proportional to 78,814.92, 108,763.66 and 43,004.16

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Solution

The fourth proportional to 78,814.92, 108,763.66 and 43,004.16 is: 59,345.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,814.92 : 108,763.66 = 43,004.16 : x
  2. Step 2: Convert to fraction form
    78,814.92/108,763.66 = 43,004.16/x
  3. Step 3: Cross multiply
    78,814.92x = 108,763.66 × 43,004.16
  4. Step 4: Simplify right side
    78,814.92x = 4,677,289,836.83
  5. Step 5: Solve for x
    x = 4,677,289,836.83/78,814.92
  6. Step 6: Final answer
    x = 59,345.23

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