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Finding the Fourth Proportional to 159,329.56, 219,882.72 and 87,708.82

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Solution

The fourth proportional to 159,329.56, 219,882.72 and 87,708.82 is: 121,042.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,329.56 : 219,882.72 = 87,708.82 : x
  2. Step 2: Convert to fraction form
    159,329.56/219,882.72 = 87,708.82/x
  3. Step 3: Cross multiply
    159,329.56x = 219,882.72 × 87,708.82
  4. Step 4: Simplify right side
    159,329.56x = 19,285,653,909.59
  5. Step 5: Solve for x
    x = 19,285,653,909.59/159,329.56
  6. Step 6: Final answer
    x = 121,042.54

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