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Finding the Fourth Proportional to 170,692.80, 256,039.20 and 110,817.60

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Solution

The fourth proportional to 170,692.80, 256,039.20 and 110,817.60 is: 166,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,692.80 : 256,039.20 = 110,817.60 : x
  2. Step 2: Convert to fraction form
    170,692.80/256,039.20 = 110,817.60/x
  3. Step 3: Cross multiply
    170,692.80x = 256,039.20 × 110,817.60
  4. Step 4: Simplify right side
    170,692.80x = 28,373,649,649.92
  5. Step 5: Solve for x
    x = 28,373,649,649.92/170,692.80
  6. Step 6: Final answer
    x = 166,226.40

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