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Finding the Fourth Proportional to 163,923.40, 245,812.20 and 75,204.10

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Solution

The fourth proportional to 163,923.40, 245,812.20 and 75,204.10 is: 112,772.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,923.40 : 245,812.20 = 75,204.10 : x
  2. Step 2: Convert to fraction form
    163,923.40/245,812.20 = 75,204.10/x
  3. Step 3: Cross multiply
    163,923.40x = 245,812.20 × 75,204.10
  4. Step 4: Simplify right side
    163,923.40x = 18,486,085,270.02
  5. Step 5: Solve for x
    x = 18,486,085,270.02/163,923.40
  6. Step 6: Final answer
    x = 112,772.71

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