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Finding the Fourth Proportional to 110,901.60, 166,352.40 and 40,771.80

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Solution

The fourth proportional to 110,901.60, 166,352.40 and 40,771.80 is: 61,157.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,901.60 : 166,352.40 = 40,771.80 : x
  2. Step 2: Convert to fraction form
    110,901.60/166,352.40 = 40,771.80/x
  3. Step 3: Cross multiply
    110,901.60x = 166,352.40 × 40,771.80
  4. Step 4: Simplify right side
    110,901.60x = 6,782,486,782.32
  5. Step 5: Solve for x
    x = 6,782,486,782.32/110,901.60
  6. Step 6: Final answer
    x = 61,157.70

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