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Finding the Fourth Proportional to 133,355.15, 200,189.00 and 105,294.11

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Solution

The fourth proportional to 133,355.15, 200,189.00 and 105,294.11 is: 158,064.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,355.15 : 200,189.00 = 105,294.11 : x
  2. Step 2: Convert to fraction form
    133,355.15/200,189.00 = 105,294.11/x
  3. Step 3: Cross multiply
    133,355.15x = 200,189.00 × 105,294.11
  4. Step 4: Simplify right side
    133,355.15x = 21,078,721,059.37
  5. Step 5: Solve for x
    x = 21,078,721,059.37/133,355.15
  6. Step 6: Final answer
    x = 158,064.55

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