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Finding the Fourth Proportional to 257,375.52, 355,177.98 and 144,199.08

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Solution

The fourth proportional to 257,375.52, 355,177.98 and 144,199.08 is: 198,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,375.52 : 355,177.98 = 144,199.08 : x
  2. Step 2: Convert to fraction form
    257,375.52/355,177.98 = 144,199.08/x
  3. Step 3: Cross multiply
    257,375.52x = 355,177.98 × 144,199.08
  4. Step 4: Simplify right side
    257,375.52x = 51,216,337,952.26
  5. Step 5: Solve for x
    x = 51,216,337,952.26/257,375.52
  6. Step 6: Final answer
    x = 198,994.60

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