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Finding the Fourth Proportional to 201,734.64, 278,582.76 and 126,414.36

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Solution

The fourth proportional to 201,734.64, 278,582.76 and 126,414.36 is: 174,570.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,734.64 : 278,582.76 = 126,414.36 : x
  2. Step 2: Convert to fraction form
    201,734.64/278,582.76 = 126,414.36/x
  3. Step 3: Cross multiply
    201,734.64x = 278,582.76 × 126,414.36
  4. Step 4: Simplify right side
    201,734.64x = 35,216,861,312.43
  5. Step 5: Solve for x
    x = 35,216,861,312.43/201,734.64
  6. Step 6: Final answer
    x = 174,570.22

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