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Finding the Fourth Proportional to 97,974.53, 135,079.66 and 63,458.34

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Solution

The fourth proportional to 97,974.53, 135,079.66 and 63,458.34 is: 87,491.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,974.53 : 135,079.66 = 63,458.34 : x
  2. Step 2: Convert to fraction form
    97,974.53/135,079.66 = 63,458.34/x
  3. Step 3: Cross multiply
    97,974.53x = 135,079.66 × 63,458.34
  4. Step 4: Simplify right side
    97,974.53x = 8,571,930,564.14
  5. Step 5: Solve for x
    x = 8,571,930,564.14/97,974.53
  6. Step 6: Final answer
    x = 87,491.42

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