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Finding the Fourth Proportional to 192,093.16, 264,771.30 and 128,407.72

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Solution

The fourth proportional to 192,093.16, 264,771.30 and 128,407.72 is: 176,990.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,093.16 : 264,771.30 = 128,407.72 : x
  2. Step 2: Convert to fraction form
    192,093.16/264,771.30 = 128,407.72/x
  3. Step 3: Cross multiply
    192,093.16x = 264,771.30 × 128,407.72
  4. Step 4: Simplify right side
    192,093.16x = 33,998,678,954.44
  5. Step 5: Solve for x
    x = 33,998,678,954.44/192,093.16
  6. Step 6: Final answer
    x = 176,990.58

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