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Finding the Fourth Proportional to 112,133.37, 168,200.05 and 76,966.41

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Solution

The fourth proportional to 112,133.37, 168,200.05 and 76,966.41 is: 115,449.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,133.37 : 168,200.05 = 76,966.41 : x
  2. Step 2: Convert to fraction form
    112,133.37/168,200.05 = 76,966.41/x
  3. Step 3: Cross multiply
    112,133.37x = 168,200.05 × 76,966.41
  4. Step 4: Simplify right side
    112,133.37x = 12,945,754,010.32
  5. Step 5: Solve for x
    x = 12,945,754,010.32/112,133.37
  6. Step 6: Final answer
    x = 115,449.61

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