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Finding the Fourth Proportional to 109,004.40, 163,506.60 and 82,760.40

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Solution

The fourth proportional to 109,004.40, 163,506.60 and 82,760.40 is: 124,140.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,004.40 : 163,506.60 = 82,760.40 : x
  2. Step 2: Convert to fraction form
    109,004.40/163,506.60 = 82,760.40/x
  3. Step 3: Cross multiply
    109,004.40x = 163,506.60 × 82,760.40
  4. Step 4: Simplify right side
    109,004.40x = 13,531,871,618.64
  5. Step 5: Solve for x
    x = 13,531,871,618.64/109,004.40
  6. Step 6: Final answer
    x = 124,140.60

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