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Finding the Fourth Proportional to 140,489.44, 193,875.42 and 76,827.28

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Solution

The fourth proportional to 140,489.44, 193,875.42 and 76,827.28 is: 106,021.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,489.44 : 193,875.42 = 76,827.28 : x
  2. Step 2: Convert to fraction form
    140,489.44/193,875.42 = 76,827.28/x
  3. Step 3: Cross multiply
    140,489.44x = 193,875.42 × 76,827.28
  4. Step 4: Simplify right side
    140,489.44x = 14,894,921,177.46
  5. Step 5: Solve for x
    x = 14,894,921,177.46/140,489.44
  6. Step 6: Final answer
    x = 106,021.64

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