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Finding the Fourth Proportional to 72,366.10, 108,554.55 and 25,612.90

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Solution

The fourth proportional to 72,366.10, 108,554.55 and 25,612.90 is: 38,421.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,366.10 : 108,554.55 = 25,612.90 : x
  2. Step 2: Convert to fraction form
    72,366.10/108,554.55 = 25,612.90/x
  3. Step 3: Cross multiply
    72,366.10x = 108,554.55 × 25,612.90
  4. Step 4: Simplify right side
    72,366.10x = 2,780,396,833.70
  5. Step 5: Solve for x
    x = 2,780,396,833.70/72,366.10
  6. Step 6: Final answer
    x = 38,421.26

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