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Finding the Fourth Proportional to 202,856.30, 304,284.45 and 55,112.30

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Solution

The fourth proportional to 202,856.30, 304,284.45 and 55,112.30 is: 82,668.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,856.30 : 304,284.45 = 55,112.30 : x
  2. Step 2: Convert to fraction form
    202,856.30/304,284.45 = 55,112.30/x
  3. Step 3: Cross multiply
    202,856.30x = 304,284.45 × 55,112.30
  4. Step 4: Simplify right side
    202,856.30x = 16,769,815,893.74
  5. Step 5: Solve for x
    x = 16,769,815,893.74/202,856.30
  6. Step 6: Final answer
    x = 82,668.45

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