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Finding the Fourth Proportional to 110,721.30, 166,103.55 and 47,541.30

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Solution

The fourth proportional to 110,721.30, 166,103.55 and 47,541.30 is: 71,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,721.30 : 166,103.55 = 47,541.30 : x
  2. Step 2: Convert to fraction form
    110,721.30/166,103.55 = 47,541.30/x
  3. Step 3: Cross multiply
    110,721.30x = 166,103.55 × 47,541.30
  4. Step 4: Simplify right side
    110,721.30x = 7,896,778,701.62
  5. Step 5: Solve for x
    x = 7,896,778,701.62/110,721.30
  6. Step 6: Final answer
    x = 71,321.22

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