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Finding the Fourth Proportional to 123,818.08, 170,864.16 and 67,228.16

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Solution

The fourth proportional to 123,818.08, 170,864.16 and 67,228.16 is: 92,772.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,818.08 : 170,864.16 = 67,228.16 : x
  2. Step 2: Convert to fraction form
    123,818.08/170,864.16 = 67,228.16/x
  3. Step 3: Cross multiply
    123,818.08x = 170,864.16 × 67,228.16
  4. Step 4: Simplify right side
    123,818.08x = 11,486,883,086.75
  5. Step 5: Solve for x
    x = 11,486,883,086.75/123,818.08
  6. Step 6: Final answer
    x = 92,772.26

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