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Finding the Fourth Proportional to 192,220.52, 288,330.80 and 87,037.16

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Solution

The fourth proportional to 192,220.52, 288,330.80 and 87,037.16 is: 130,555.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,220.52 : 288,330.80 = 87,037.16 : x
  2. Step 2: Convert to fraction form
    192,220.52/288,330.80 = 87,037.16/x
  3. Step 3: Cross multiply
    192,220.52x = 288,330.80 × 87,037.16
  4. Step 4: Simplify right side
    192,220.52x = 25,095,493,972.53
  5. Step 5: Solve for x
    x = 25,095,493,972.53/192,220.52
  6. Step 6: Final answer
    x = 130,555.75

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