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Finding the Fourth Proportional to 110,784.60, 166,176.90 and 75,355.20

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Solution

The fourth proportional to 110,784.60, 166,176.90 and 75,355.20 is: 113,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,784.60 : 166,176.90 = 75,355.20 : x
  2. Step 2: Convert to fraction form
    110,784.60/166,176.90 = 75,355.20/x
  3. Step 3: Cross multiply
    110,784.60x = 166,176.90 × 75,355.20
  4. Step 4: Simplify right side
    110,784.60x = 12,522,293,534.88
  5. Step 5: Solve for x
    x = 12,522,293,534.88/110,784.60
  6. Step 6: Final answer
    x = 113,032.80

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