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Finding the Fourth Proportional to 175,181.80, 262,470.30 and 81,495.40

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Solution

The fourth proportional to 175,181.80, 262,470.30 and 81,495.40 is: 122,102.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,181.80 : 262,470.30 = 81,495.40 : x
  2. Step 2: Convert to fraction form
    175,181.80/262,470.30 = 81,495.40/x
  3. Step 3: Cross multiply
    175,181.80x = 262,470.30 × 81,495.40
  4. Step 4: Simplify right side
    175,181.80x = 21,390,122,086.62
  5. Step 5: Solve for x
    x = 21,390,122,086.62/175,181.80
  6. Step 6: Final answer
    x = 122,102.42

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