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Finding the Fourth Proportional to 186,881.45, 280,359.09 and 68,553.81

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Solution

The fourth proportional to 186,881.45, 280,359.09 and 68,553.81 is: 102,844.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,881.45 : 280,359.09 = 68,553.81 : x
  2. Step 2: Convert to fraction form
    186,881.45/280,359.09 = 68,553.81/x
  3. Step 3: Cross multiply
    186,881.45x = 280,359.09 × 68,553.81
  4. Step 4: Simplify right side
    186,881.45x = 19,219,683,787.63
  5. Step 5: Solve for x
    x = 19,219,683,787.63/186,881.45
  6. Step 6: Final answer
    x = 102,844.26

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