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Finding the Fourth Proportional to 236,402.73, 326,224.40 and 128,966.36

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Solution

The fourth proportional to 236,402.73, 326,224.40 and 128,966.36 is: 177,967.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,402.73 : 326,224.40 = 128,966.36 : x
  2. Step 2: Convert to fraction form
    236,402.73/326,224.40 = 128,966.36/x
  3. Step 3: Cross multiply
    236,402.73x = 326,224.40 × 128,966.36
  4. Step 4: Simplify right side
    236,402.73x = 42,071,971,135.23
  5. Step 5: Solve for x
    x = 42,071,971,135.23/236,402.73
  6. Step 6: Final answer
    x = 177,967.37

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