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Finding the Fourth Proportional to 110,904.80, 166,357.20 and 40,811.45

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Solution

The fourth proportional to 110,904.80, 166,357.20 and 40,811.45 is: 61,217.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,904.80 : 166,357.20 = 40,811.45 : x
  2. Step 2: Convert to fraction form
    110,904.80/166,357.20 = 40,811.45/x
  3. Step 3: Cross multiply
    110,904.80x = 166,357.20 × 40,811.45
  4. Step 4: Simplify right side
    110,904.80x = 6,789,278,549.94
  5. Step 5: Solve for x
    x = 6,789,278,549.94/110,904.80
  6. Step 6: Final answer
    x = 61,217.18

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