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Finding the Fourth Proportional to 98,636.13, 147,954.20 and 91,550.25

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Solution

The fourth proportional to 98,636.13, 147,954.20 and 91,550.25 is: 137,325.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,636.13 : 147,954.20 = 91,550.25 : x
  2. Step 2: Convert to fraction form
    98,636.13/147,954.20 = 91,550.25/x
  3. Step 3: Cross multiply
    98,636.13x = 147,954.20 × 91,550.25
  4. Step 4: Simplify right side
    98,636.13x = 13,545,243,540.80
  5. Step 5: Solve for x
    x = 13,545,243,540.80/98,636.13
  6. Step 6: Final answer
    x = 137,325.38

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