Home / 57,373.11-79,172.44-31,881.20

Finding the Fourth Proportional to 57,373.11, 79,172.44 and 31,881.20

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Solution

The fourth proportional to 57,373.11, 79,172.44 and 31,881.20 is: 43,994.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,373.11 : 79,172.44 = 31,881.20 : x
  2. Step 2: Convert to fraction form
    57,373.11/79,172.44 = 31,881.20/x
  3. Step 3: Cross multiply
    57,373.11x = 79,172.44 × 31,881.20
  4. Step 4: Simplify right side
    57,373.11x = 2,524,111,918.56
  5. Step 5: Solve for x
    x = 2,524,111,918.56/57,373.11
  6. Step 6: Final answer
    x = 43,994.69

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