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Finding the Fourth Proportional to 123,302.27, 170,157.12 and 66,713.65

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Solution

The fourth proportional to 123,302.27, 170,157.12 and 66,713.65 is: 92,064.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,302.27 : 170,157.12 = 66,713.65 : x
  2. Step 2: Convert to fraction form
    123,302.27/170,157.12 = 66,713.65/x
  3. Step 3: Cross multiply
    123,302.27x = 170,157.12 × 66,713.65
  4. Step 4: Simplify right side
    123,302.27x = 11,351,802,548.69
  5. Step 5: Solve for x
    x = 11,351,802,548.69/123,302.27
  6. Step 6: Final answer
    x = 92,064.83

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