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Finding the Fourth Proportional to 144,200.64, 198,995.74 and 83,806.63

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Solution

The fourth proportional to 144,200.64, 198,995.74 and 83,806.63 is: 115,652.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,200.64 : 198,995.74 = 83,806.63 : x
  2. Step 2: Convert to fraction form
    144,200.64/198,995.74 = 83,806.63/x
  3. Step 3: Cross multiply
    144,200.64x = 198,995.74 × 83,806.63
  4. Step 4: Simplify right side
    144,200.64x = 16,677,162,353.76
  5. Step 5: Solve for x
    x = 16,677,162,353.76/144,200.64
  6. Step 6: Final answer
    x = 115,652.48

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