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Finding the Fourth Proportional to 153,388.22, 229,776 and 121,851.68

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Solution

The fourth proportional to 153,388.22, 229,776 and 121,851.68 is: 182,534.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,388.22 : 229,776 = 121,851.68 : x
  2. Step 2: Convert to fraction form
    153,388.22/229,776 = 121,851.68/x
  3. Step 3: Cross multiply
    153,388.22x = 229,776 × 121,851.68
  4. Step 4: Simplify right side
    153,388.22x = 27,998,591,623.68
  5. Step 5: Solve for x
    x = 27,998,591,623.68/153,388.22
  6. Step 6: Final answer
    x = 182,534.17

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