Home / 54,637.94-81,929.46-31,849.12

Finding the Fourth Proportional to 54,637.94, 81,929.46 and 31,849.12

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Solution

The fourth proportional to 54,637.94, 81,929.46 and 31,849.12 is: 47,757.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,637.94 : 81,929.46 = 31,849.12 : x
  2. Step 2: Convert to fraction form
    54,637.94/81,929.46 = 31,849.12/x
  3. Step 3: Cross multiply
    54,637.94x = 81,929.46 × 31,849.12
  4. Step 4: Simplify right side
    54,637.94x = 2,609,381,203.08
  5. Step 5: Solve for x
    x = 2,609,381,203.08/54,637.94
  6. Step 6: Final answer
    x = 47,757.68

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