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Finding the Fourth Proportional to 133,055.69, 199,618.10 and 66,493.13

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Solution

The fourth proportional to 133,055.69, 199,618.10 and 66,493.13 is: 99,756.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,055.69 : 199,618.10 = 66,493.13 : x
  2. Step 2: Convert to fraction form
    133,055.69/199,618.10 = 66,493.13/x
  3. Step 3: Cross multiply
    133,055.69x = 199,618.10 × 66,493.13
  4. Step 4: Simplify right side
    133,055.69x = 13,273,232,273.65
  5. Step 5: Solve for x
    x = 13,273,232,273.65/133,055.69
  6. Step 6: Final answer
    x = 99,756.97

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