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Finding the Fourth Proportional to 165,627.01, 248,463.75 and 81,390.49

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Solution

The fourth proportional to 165,627.01, 248,463.75 and 81,390.49 is: 122,097.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,627.01 : 248,463.75 = 81,390.49 : x
  2. Step 2: Convert to fraction form
    165,627.01/248,463.75 = 81,390.49/x
  3. Step 3: Cross multiply
    165,627.01x = 248,463.75 × 81,390.49
  4. Step 4: Simplify right side
    165,627.01x = 20,222,587,184.37
  5. Step 5: Solve for x
    x = 20,222,587,184.37/165,627.01
  6. Step 6: Final answer
    x = 122,097.16

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