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Finding the Fourth Proportional to 114,493.54, 171,712.31 and 89,471.52

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Solution

The fourth proportional to 114,493.54, 171,712.31 and 89,471.52 is: 134,185.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,493.54 : 171,712.31 = 89,471.52 : x
  2. Step 2: Convert to fraction form
    114,493.54/171,712.31 = 89,471.52/x
  3. Step 3: Cross multiply
    114,493.54x = 171,712.31 × 89,471.52
  4. Step 4: Simplify right side
    114,493.54x = 15,363,361,574.97
  5. Step 5: Solve for x
    x = 15,363,361,574.97/114,493.54
  6. Step 6: Final answer
    x = 134,185.40

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