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Finding the Fourth Proportional to 176,455.28, 243,439.08 and 100,963.28

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Solution

The fourth proportional to 176,455.28, 243,439.08 and 100,963.28 is: 139,289.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,455.28 : 243,439.08 = 100,963.28 : x
  2. Step 2: Convert to fraction form
    176,455.28/243,439.08 = 100,963.28/x
  3. Step 3: Cross multiply
    176,455.28x = 243,439.08 × 100,963.28
  4. Step 4: Simplify right side
    176,455.28x = 24,578,407,996.98
  5. Step 5: Solve for x
    x = 24,578,407,996.98/176,455.28
  6. Step 6: Final answer
    x = 139,289.73

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