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Finding the Fourth Proportional to 134,799.45, 202,363.20 and 68,205.30

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Solution

The fourth proportional to 134,799.45, 202,363.20 and 68,205.30 is: 102,390.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,799.45 : 202,363.20 = 68,205.30 : x
  2. Step 2: Convert to fraction form
    134,799.45/202,363.20 = 68,205.30/x
  3. Step 3: Cross multiply
    134,799.45x = 202,363.20 × 68,205.30
  4. Step 4: Simplify right side
    134,799.45x = 13,802,242,764.96
  5. Step 5: Solve for x
    x = 13,802,242,764.96/134,799.45
  6. Step 6: Final answer
    x = 102,390.94

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