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Finding the Fourth Proportional to 82,111.80, 123,167.70 and 29,526.60

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Solution

The fourth proportional to 82,111.80, 123,167.70 and 29,526.60 is: 44,289.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,111.80 : 123,167.70 = 29,526.60 : x
  2. Step 2: Convert to fraction form
    82,111.80/123,167.70 = 29,526.60/x
  3. Step 3: Cross multiply
    82,111.80x = 123,167.70 × 29,526.60
  4. Step 4: Simplify right side
    82,111.80x = 3,636,723,410.82
  5. Step 5: Solve for x
    x = 3,636,723,410.82/82,111.80
  6. Step 6: Final answer
    x = 44,289.90

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