Home / 75,195.12-112,782.78-35,777.28

Finding the Fourth Proportional to 75,195.12, 112,782.78 and 35,777.28

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Solution

The fourth proportional to 75,195.12, 112,782.78 and 35,777.28 is: 53,661.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,195.12 : 112,782.78 = 35,777.28 : x
  2. Step 2: Convert to fraction form
    75,195.12/112,782.78 = 35,777.28/x
  3. Step 3: Cross multiply
    75,195.12x = 112,782.78 × 35,777.28
  4. Step 4: Simplify right side
    75,195.12x = 4,035,061,099.24
  5. Step 5: Solve for x
    x = 4,035,061,099.24/75,195.12
  6. Step 6: Final answer
    x = 53,661.21

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