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Finding the Fourth Proportional to 133,602.80, 200,234.10 and 54,627.80

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Solution

The fourth proportional to 133,602.80, 200,234.10 and 54,627.80 is: 81,872.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,602.80 : 200,234.10 = 54,627.80 : x
  2. Step 2: Convert to fraction form
    133,602.80/200,234.10 = 54,627.80/x
  3. Step 3: Cross multiply
    133,602.80x = 200,234.10 × 54,627.80
  4. Step 4: Simplify right side
    133,602.80x = 10,938,348,367.98
  5. Step 5: Solve for x
    x = 10,938,348,367.98/133,602.80
  6. Step 6: Final answer
    x = 81,872.15

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