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Finding the Fourth Proportional to 111,118.40, 166,677.60 and 103,682.60

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Solution

The fourth proportional to 111,118.40, 166,677.60 and 103,682.60 is: 155,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,118.40 : 166,677.60 = 103,682.60 : x
  2. Step 2: Convert to fraction form
    111,118.40/166,677.60 = 103,682.60/x
  3. Step 3: Cross multiply
    111,118.40x = 166,677.60 × 103,682.60
  4. Step 4: Simplify right side
    111,118.40x = 17,281,566,929.76
  5. Step 5: Solve for x
    x = 17,281,566,929.76/111,118.40
  6. Step 6: Final answer
    x = 155,523.90

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