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Finding the Fourth Proportional to 193,151.60, 289,727.40 and 163,991.60

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Solution

The fourth proportional to 193,151.60, 289,727.40 and 163,991.60 is: 245,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,151.60 : 289,727.40 = 163,991.60 : x
  2. Step 2: Convert to fraction form
    193,151.60/289,727.40 = 163,991.60/x
  3. Step 3: Cross multiply
    193,151.60x = 289,727.40 × 163,991.60
  4. Step 4: Simplify right side
    193,151.60x = 47,512,859,889.84
  5. Step 5: Solve for x
    x = 47,512,859,889.84/193,151.60
  6. Step 6: Final answer
    x = 245,987.40

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