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Finding the Fourth Proportional to 66,174.28, 91,320.43 and 35,959.53

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Solution

The fourth proportional to 66,174.28, 91,320.43 and 35,959.53 is: 49,624.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,174.28 : 91,320.43 = 35,959.53 : x
  2. Step 2: Convert to fraction form
    66,174.28/91,320.43 = 35,959.53/x
  3. Step 3: Cross multiply
    66,174.28x = 91,320.43 × 35,959.53
  4. Step 4: Simplify right side
    66,174.28x = 3,283,839,742.20
  5. Step 5: Solve for x
    x = 3,283,839,742.20/66,174.28
  6. Step 6: Final answer
    x = 49,624.11

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