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Finding the Fourth Proportional to 133,093.80, 199,349.10 and 118,319.40

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Solution

The fourth proportional to 133,093.80, 199,349.10 and 118,319.40 is: 177,219.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,093.80 : 199,349.10 = 118,319.40 : x
  2. Step 2: Convert to fraction form
    133,093.80/199,349.10 = 118,319.40/x
  3. Step 3: Cross multiply
    133,093.80x = 199,349.10 × 118,319.40
  4. Step 4: Simplify right side
    133,093.80x = 23,586,865,902.54
  5. Step 5: Solve for x
    x = 23,586,865,902.54/133,093.80
  6. Step 6: Final answer
    x = 177,219.87

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