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Finding the Fourth Proportional to 117,769.40, 176,358.68 and 70,355.24

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Solution

The fourth proportional to 117,769.40, 176,358.68 and 70,355.24 is: 105,356.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,769.40 : 176,358.68 = 70,355.24 : x
  2. Step 2: Convert to fraction form
    117,769.40/176,358.68 = 70,355.24/x
  3. Step 3: Cross multiply
    117,769.40x = 176,358.68 × 70,355.24
  4. Step 4: Simplify right side
    117,769.40x = 12,407,757,257.48
  5. Step 5: Solve for x
    x = 12,407,757,257.48/117,769.40
  6. Step 6: Final answer
    x = 105,356.38

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