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Finding the Fourth Proportional to 87,346.59, 120,537.69 and 49,620.84

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Solution

The fourth proportional to 87,346.59, 120,537.69 and 49,620.84 is: 68,476.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,346.59 : 120,537.69 = 49,620.84 : x
  2. Step 2: Convert to fraction form
    87,346.59/120,537.69 = 49,620.84/x
  3. Step 3: Cross multiply
    87,346.59x = 120,537.69 × 49,620.84
  4. Step 4: Simplify right side
    87,346.59x = 5,981,181,429.46
  5. Step 5: Solve for x
    x = 5,981,181,429.46/87,346.59
  6. Step 6: Final answer
    x = 68,476.42

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