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Finding the Fourth Proportional to 64,589.42, 96,743.49 and 31,239.14

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Solution

The fourth proportional to 64,589.42, 96,743.49 and 31,239.14 is: 46,790.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,589.42 : 96,743.49 = 31,239.14 : x
  2. Step 2: Convert to fraction form
    64,589.42/96,743.49 = 31,239.14/x
  3. Step 3: Cross multiply
    64,589.42x = 96,743.49 × 31,239.14
  4. Step 4: Simplify right side
    64,589.42x = 3,022,183,428.20
  5. Step 5: Solve for x
    x = 3,022,183,428.20/64,589.42
  6. Step 6: Final answer
    x = 46,790.69

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