Home / 53,949.18-74,448.43-31,286.76

Finding the Fourth Proportional to 53,949.18, 74,448.43 and 31,286.76

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Solution

The fourth proportional to 53,949.18, 74,448.43 and 31,286.76 is: 43,174.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,949.18 : 74,448.43 = 31,286.76 : x
  2. Step 2: Convert to fraction form
    53,949.18/74,448.43 = 31,286.76/x
  3. Step 3: Cross multiply
    53,949.18x = 74,448.43 × 31,286.76
  4. Step 4: Simplify right side
    53,949.18x = 2,329,250,161.79
  5. Step 5: Solve for x
    x = 2,329,250,161.79/53,949.18
  6. Step 6: Final answer
    x = 43,174.89

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