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Finding the Fourth Proportional to 133,935.12, 200,939.76 and 108,913.32

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Solution

The fourth proportional to 133,935.12, 200,939.76 and 108,913.32 is: 163,400.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,935.12 : 200,939.76 = 108,913.32 : x
  2. Step 2: Convert to fraction form
    133,935.12/200,939.76 = 108,913.32/x
  3. Step 3: Cross multiply
    133,935.12x = 200,939.76 × 108,913.32
  4. Step 4: Simplify right side
    133,935.12x = 21,885,016,381.60
  5. Step 5: Solve for x
    x = 21,885,016,381.60/133,935.12
  6. Step 6: Final answer
    x = 163,400.13

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