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Finding the Fourth Proportional to 82,189.80, 123,284.70 and 29,592.45

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Solution

The fourth proportional to 82,189.80, 123,284.70 and 29,592.45 is: 44,388.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,189.80 : 123,284.70 = 29,592.45 : x
  2. Step 2: Convert to fraction form
    82,189.80/123,284.70 = 29,592.45/x
  3. Step 3: Cross multiply
    82,189.80x = 123,284.70 × 29,592.45
  4. Step 4: Simplify right side
    82,189.80x = 3,648,296,320.52
  5. Step 5: Solve for x
    x = 3,648,296,320.52/82,189.80
  6. Step 6: Final answer
    x = 44,388.68

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