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Finding the Fourth Proportional to 64,438.16, 96,661.56 and 22,322.48

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Solution

The fourth proportional to 64,438.16, 96,661.56 and 22,322.48 is: 33,485.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,438.16 : 96,661.56 = 22,322.48 : x
  2. Step 2: Convert to fraction form
    64,438.16/96,661.56 = 22,322.48/x
  3. Step 3: Cross multiply
    64,438.16x = 96,661.56 × 22,322.48
  4. Step 4: Simplify right side
    64,438.16x = 2,157,725,739.87
  5. Step 5: Solve for x
    x = 2,157,725,739.87/64,438.16
  6. Step 6: Final answer
    x = 33,485.22

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