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Finding the Fourth Proportional to 64,448.99, 96,666.32 and 20,072.03

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Solution

The fourth proportional to 64,448.99, 96,666.32 and 20,072.03 is: 30,105.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,448.99 : 96,666.32 = 20,072.03 : x
  2. Step 2: Convert to fraction form
    64,448.99/96,666.32 = 20,072.03/x
  3. Step 3: Cross multiply
    64,448.99x = 96,666.32 × 20,072.03
  4. Step 4: Simplify right side
    64,448.99x = 1,940,289,275.03
  5. Step 5: Solve for x
    x = 1,940,289,275.03/64,448.99
  6. Step 6: Final answer
    x = 30,105.81

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