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Finding the Fourth Proportional to 133,695.40, 200,543.10 and 107,451.40

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Solution

The fourth proportional to 133,695.40, 200,543.10 and 107,451.40 is: 161,177.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,695.40 : 200,543.10 = 107,451.40 : x
  2. Step 2: Convert to fraction form
    133,695.40/200,543.10 = 107,451.40/x
  3. Step 3: Cross multiply
    133,695.40x = 200,543.10 × 107,451.40
  4. Step 4: Simplify right side
    133,695.40x = 21,548,636,855.34
  5. Step 5: Solve for x
    x = 21,548,636,855.34/133,695.40
  6. Step 6: Final answer
    x = 161,177.10

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