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Finding the Fourth Proportional to 271,909.10, 407,863.65 and 159,643.10

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Solution

The fourth proportional to 271,909.10, 407,863.65 and 159,643.10 is: 239,464.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,909.10 : 407,863.65 = 159,643.10 : x
  2. Step 2: Convert to fraction form
    271,909.10/407,863.65 = 159,643.10/x
  3. Step 3: Cross multiply
    271,909.10x = 407,863.65 × 159,643.10
  4. Step 4: Simplify right side
    271,909.10x = 65,112,617,463.32
  5. Step 5: Solve for x
    x = 65,112,617,463.32/271,909.10
  6. Step 6: Final answer
    x = 239,464.65

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