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Finding the Fourth Proportional to 108,701.80, 163,044.60 and 45,505.60

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Solution

The fourth proportional to 108,701.80, 163,044.60 and 45,505.60 is: 68,255.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,701.80 : 163,044.60 = 45,505.60 : x
  2. Step 2: Convert to fraction form
    108,701.80/163,044.60 = 45,505.60/x
  3. Step 3: Cross multiply
    108,701.80x = 163,044.60 × 45,505.60
  4. Step 4: Simplify right side
    108,701.80x = 7,419,442,349.76
  5. Step 5: Solve for x
    x = 7,419,442,349.76/108,701.80
  6. Step 6: Final answer
    x = 68,255.01

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