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Finding the Fourth Proportional to 235,508.87, 324,999.16 and 128,076.62

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Solution

The fourth proportional to 235,508.87, 324,999.16 and 128,076.62 is: 176,744.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,508.87 : 324,999.16 = 128,076.62 : x
  2. Step 2: Convert to fraction form
    235,508.87/324,999.16 = 128,076.62/x
  3. Step 3: Cross multiply
    235,508.87x = 324,999.16 × 128,076.62
  4. Step 4: Simplify right side
    235,508.87x = 41,624,791,970.45
  5. Step 5: Solve for x
    x = 41,624,791,970.45/235,508.87
  6. Step 6: Final answer
    x = 176,744.05

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