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Finding the Fourth Proportional to 127,350.81, 175,745.16 and 79,631.82

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Solution

The fourth proportional to 127,350.81, 175,745.16 and 79,631.82 is: 109,892.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,350.81 : 175,745.16 = 79,631.82 : x
  2. Step 2: Convert to fraction form
    127,350.81/175,745.16 = 79,631.82/x
  3. Step 3: Cross multiply
    127,350.81x = 175,745.16 × 79,631.82
  4. Step 4: Simplify right side
    127,350.81x = 13,994,906,946.99
  5. Step 5: Solve for x
    x = 13,994,906,946.99/127,350.81
  6. Step 6: Final answer
    x = 109,892.56

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