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Finding the Fourth Proportional to 201,775.30, 278,316.57 and 126,192.58

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Solution

The fourth proportional to 201,775.30, 278,316.57 and 126,192.58 is: 174,062.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,775.30 : 278,316.57 = 126,192.58 : x
  2. Step 2: Convert to fraction form
    201,775.30/278,316.57 = 126,192.58/x
  3. Step 3: Cross multiply
    201,775.30x = 278,316.57 × 126,192.58
  4. Step 4: Simplify right side
    201,775.30x = 35,121,486,025.05
  5. Step 5: Solve for x
    x = 35,121,486,025.05/201,775.30
  6. Step 6: Final answer
    x = 174,062.37

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