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Finding the Fourth Proportional to 201,669.60, 302,723.10 and 126,874.20

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Solution

The fourth proportional to 201,669.60, 302,723.10 and 126,874.20 is: 190,448.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,669.60 : 302,723.10 = 126,874.20 : x
  2. Step 2: Convert to fraction form
    201,669.60/302,723.10 = 126,874.20/x
  3. Step 3: Cross multiply
    201,669.60x = 302,723.10 × 126,874.20
  4. Step 4: Simplify right side
    201,669.60x = 38,407,751,134.02
  5. Step 5: Solve for x
    x = 38,407,751,134.02/201,669.60
  6. Step 6: Final answer
    x = 190,448.89

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