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Finding the Fourth Proportional to 133,092.60, 199,638.90 and 122,206.20

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Solution

The fourth proportional to 133,092.60, 199,638.90 and 122,206.20 is: 183,309.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,092.60 : 199,638.90 = 122,206.20 : x
  2. Step 2: Convert to fraction form
    133,092.60/199,638.90 = 122,206.20/x
  3. Step 3: Cross multiply
    133,092.60x = 199,638.90 × 122,206.20
  4. Step 4: Simplify right side
    133,092.60x = 24,397,111,341.18
  5. Step 5: Solve for x
    x = 24,397,111,341.18/133,092.60
  6. Step 6: Final answer
    x = 183,309.30

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