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Finding the Fourth Proportional to 341,531.44, 512,321.76 and 131,169.38

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Solution

The fourth proportional to 341,531.44, 512,321.76 and 131,169.38 is: 196,763.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,531.44 : 512,321.76 = 131,169.38 : x
  2. Step 2: Convert to fraction form
    341,531.44/512,321.76 = 131,169.38/x
  3. Step 3: Cross multiply
    341,531.44x = 512,321.76 × 131,169.38
  4. Step 4: Simplify right side
    341,531.44x = 67,200,925,058.10
  5. Step 5: Solve for x
    x = 67,200,925,058.10/341,531.44
  6. Step 6: Final answer
    x = 196,763.51

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