Home / 113,431.48-170,134.26-30,331.96

Finding the Fourth Proportional to 113,431.48, 170,134.26 and 30,331.96

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Solution

The fourth proportional to 113,431.48, 170,134.26 and 30,331.96 is: 45,494.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,431.48 : 170,134.26 = 30,331.96 : x
  2. Step 2: Convert to fraction form
    113,431.48/170,134.26 = 30,331.96/x
  3. Step 3: Cross multiply
    113,431.48x = 170,134.26 × 30,331.96
  4. Step 4: Simplify right side
    113,431.48x = 5,160,505,568.95
  5. Step 5: Solve for x
    x = 5,160,505,568.95/113,431.48
  6. Step 6: Final answer
    x = 45,494.47

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