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Finding the Fourth Proportional to 72,845.00, 109,238.78 and 35,393.99

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Solution

The fourth proportional to 72,845.00, 109,238.78 and 35,393.99 is: 53,077.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,845.00 : 109,238.78 = 35,393.99 : x
  2. Step 2: Convert to fraction form
    72,845.00/109,238.78 = 35,393.99/x
  3. Step 3: Cross multiply
    72,845.00x = 109,238.78 × 35,393.99
  4. Step 4: Simplify right side
    72,845.00x = 3,866,395,937.37
  5. Step 5: Solve for x
    x = 3,866,395,937.37/72,845.00
  6. Step 6: Final answer
    x = 53,077.03

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