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Finding the Fourth Proportional to 202,284.80, 303,427.20 and 69,145.10

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Solution

The fourth proportional to 202,284.80, 303,427.20 and 69,145.10 is: 103,717.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,284.80 : 303,427.20 = 69,145.10 : x
  2. Step 2: Convert to fraction form
    202,284.80/303,427.20 = 69,145.10/x
  3. Step 3: Cross multiply
    202,284.80x = 303,427.20 × 69,145.10
  4. Step 4: Simplify right side
    202,284.80x = 20,980,504,086.72
  5. Step 5: Solve for x
    x = 20,980,504,086.72/202,284.80
  6. Step 6: Final answer
    x = 103,717.65

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