Home / 75,881.22-113,862.96-31,538.58

Finding the Fourth Proportional to 75,881.22, 113,862.96 and 31,538.58

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Solution

The fourth proportional to 75,881.22, 113,862.96 and 31,538.58 is: 47,324.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,881.22 : 113,862.96 = 31,538.58 : x
  2. Step 2: Convert to fraction form
    75,881.22/113,862.96 = 31,538.58/x
  3. Step 3: Cross multiply
    75,881.22x = 113,862.96 × 31,538.58
  4. Step 4: Simplify right side
    75,881.22x = 3,591,076,073.00
  5. Step 5: Solve for x
    x = 3,591,076,073.00/75,881.22
  6. Step 6: Final answer
    x = 47,324.96

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