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Finding the Fourth Proportional to 267,700.76, 401,588.19 and 90,258.51

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Solution

The fourth proportional to 267,700.76, 401,588.19 and 90,258.51 is: 135,400.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,700.76 : 401,588.19 = 90,258.51 : x
  2. Step 2: Convert to fraction form
    267,700.76/401,588.19 = 90,258.51/x
  3. Step 3: Cross multiply
    267,700.76x = 401,588.19 × 90,258.51
  4. Step 4: Simplify right side
    267,700.76x = 36,246,751,663.00
  5. Step 5: Solve for x
    x = 36,246,751,663.00/267,700.76
  6. Step 6: Final answer
    x = 135,400.26

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