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Finding the Fourth Proportional to 170,054.80, 255,082.20 and 159,557.20

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Solution

The fourth proportional to 170,054.80, 255,082.20 and 159,557.20 is: 239,335.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,054.80 : 255,082.20 = 159,557.20 : x
  2. Step 2: Convert to fraction form
    170,054.80/255,082.20 = 159,557.20/x
  3. Step 3: Cross multiply
    170,054.80x = 255,082.20 × 159,557.20
  4. Step 4: Simplify right side
    170,054.80x = 40,700,201,601.84
  5. Step 5: Solve for x
    x = 40,700,201,601.84/170,054.80
  6. Step 6: Final answer
    x = 239,335.80

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