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Finding the Fourth Proportional to 133,767.40, 200,586.30 and 74,540.20

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Solution

The fourth proportional to 133,767.40, 200,586.30 and 74,540.20 is: 111,774.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,767.40 : 200,586.30 = 74,540.20 : x
  2. Step 2: Convert to fraction form
    133,767.40/200,586.30 = 74,540.20/x
  3. Step 3: Cross multiply
    133,767.40x = 200,586.30 × 74,540.20
  4. Step 4: Simplify right side
    133,767.40x = 14,951,742,919.26
  5. Step 5: Solve for x
    x = 14,951,742,919.26/133,767.40
  6. Step 6: Final answer
    x = 111,774.19

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