Home / 52,121.73-78,287.33-31,102.84

Finding the Fourth Proportional to 52,121.73, 78,287.33 and 31,102.84

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Solution

The fourth proportional to 52,121.73, 78,287.33 and 31,102.84 is: 46,716.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,121.73 : 78,287.33 = 31,102.84 : x
  2. Step 2: Convert to fraction form
    52,121.73/78,287.33 = 31,102.84/x
  3. Step 3: Cross multiply
    52,121.73x = 78,287.33 × 31,102.84
  4. Step 4: Simplify right side
    52,121.73x = 2,434,958,299.02
  5. Step 5: Solve for x
    x = 2,434,958,299.02/52,121.73
  6. Step 6: Final answer
    x = 46,716.76

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