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Finding the Fourth Proportional to 170,614.58, 255,921.87 and 87,455.54

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Solution

The fourth proportional to 170,614.58, 255,921.87 and 87,455.54 is: 131,183.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,614.58 : 255,921.87 = 87,455.54 : x
  2. Step 2: Convert to fraction form
    170,614.58/255,921.87 = 87,455.54/x
  3. Step 3: Cross multiply
    170,614.58x = 255,921.87 × 87,455.54
  4. Step 4: Simplify right side
    170,614.58x = 22,381,785,338.66
  5. Step 5: Solve for x
    x = 22,381,785,338.66/170,614.58
  6. Step 6: Final answer
    x = 131,183.31

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