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Finding the Fourth Proportional to 80,809.25, 121,220.78 and 24,661.98

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Solution

The fourth proportional to 80,809.25, 121,220.78 and 24,661.98 is: 36,995.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,809.25 : 121,220.78 = 24,661.98 : x
  2. Step 2: Convert to fraction form
    80,809.25/121,220.78 = 24,661.98/x
  3. Step 3: Cross multiply
    80,809.25x = 121,220.78 × 24,661.98
  4. Step 4: Simplify right side
    80,809.25x = 2,989,544,328.63
  5. Step 5: Solve for x
    x = 2,989,544,328.63/80,809.25
  6. Step 6: Final answer
    x = 36,995.08

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