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Finding the Fourth Proportional to 83,507.22, 125,259.39 and 28,103.22

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Solution

The fourth proportional to 83,507.22, 125,259.39 and 28,103.22 is: 42,154.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,507.22 : 125,259.39 = 28,103.22 : x
  2. Step 2: Convert to fraction form
    83,507.22/125,259.39 = 28,103.22/x
  3. Step 3: Cross multiply
    83,507.22x = 125,259.39 × 28,103.22
  4. Step 4: Simplify right side
    83,507.22x = 3,520,192,194.24
  5. Step 5: Solve for x
    x = 3,520,192,194.24/83,507.22
  6. Step 6: Final answer
    x = 42,154.35

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