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Finding the Fourth Proportional to 104,872.32, 157,321.44 and 38,343.78

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Solution

The fourth proportional to 104,872.32, 157,321.44 and 38,343.78 is: 57,520.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,872.32 : 157,321.44 = 38,343.78 : x
  2. Step 2: Convert to fraction form
    104,872.32/157,321.44 = 38,343.78/x
  3. Step 3: Cross multiply
    104,872.32x = 157,321.44 × 38,343.78
  4. Step 4: Simplify right side
    104,872.32x = 6,032,298,684.64
  5. Step 5: Solve for x
    x = 6,032,298,684.64/104,872.32
  6. Step 6: Final answer
    x = 57,520.41

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