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Finding the Fourth Proportional to 192,051.80, 288,077.70 and 165,786.20

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Solution

The fourth proportional to 192,051.80, 288,077.70 and 165,786.20 is: 248,679.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,051.80 : 288,077.70 = 165,786.20 : x
  2. Step 2: Convert to fraction form
    192,051.80/288,077.70 = 165,786.20/x
  3. Step 3: Cross multiply
    192,051.80x = 288,077.70 × 165,786.20
  4. Step 4: Simplify right side
    192,051.80x = 47,759,307,187.74
  5. Step 5: Solve for x
    x = 47,759,307,187.74/192,051.80
  6. Step 6: Final answer
    x = 248,679.30

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