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Finding the Fourth Proportional to 135,110.16, 186,426.36 and 84,786.48

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Solution

The fourth proportional to 135,110.16, 186,426.36 and 84,786.48 is: 116,989.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,110.16 : 186,426.36 = 84,786.48 : x
  2. Step 2: Convert to fraction form
    135,110.16/186,426.36 = 84,786.48/x
  3. Step 3: Cross multiply
    135,110.16x = 186,426.36 × 84,786.48
  4. Step 4: Simplify right side
    135,110.16x = 15,806,434,843.61
  5. Step 5: Solve for x
    x = 15,806,434,843.61/135,110.16
  6. Step 6: Final answer
    x = 116,989.24

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