Home / 75,709.16-113,577.42-31,311.80

Finding the Fourth Proportional to 75,709.16, 113,577.42 and 31,311.80

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Solution

The fourth proportional to 75,709.16, 113,577.42 and 31,311.80 is: 46,973.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,709.16 : 113,577.42 = 31,311.80 : x
  2. Step 2: Convert to fraction form
    75,709.16/113,577.42 = 31,311.80/x
  3. Step 3: Cross multiply
    75,709.16x = 113,577.42 × 31,311.80
  4. Step 4: Simplify right side
    75,709.16x = 3,556,313,459.56
  5. Step 5: Solve for x
    x = 3,556,313,459.56/75,709.16
  6. Step 6: Final answer
    x = 46,973.36

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