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Finding the Fourth Proportional to 257,853.50, 355,843.96 and 144,684.62

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Solution

The fourth proportional to 257,853.50, 355,843.96 and 144,684.62 is: 199,668.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,853.50 : 355,843.96 = 144,684.62 : x
  2. Step 2: Convert to fraction form
    257,853.50/355,843.96 = 144,684.62/x
  3. Step 3: Cross multiply
    257,853.50x = 355,843.96 × 144,684.62
  4. Step 4: Simplify right side
    257,853.50x = 51,485,146,352.68
  5. Step 5: Solve for x
    x = 51,485,146,352.68/257,853.50
  6. Step 6: Final answer
    x = 199,668.21

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