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Finding the Fourth Proportional to 87,755.19, 121,102.22 and 49,522.88

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Solution

The fourth proportional to 87,755.19, 121,102.22 and 49,522.88 is: 68,341.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,755.19 : 121,102.22 = 49,522.88 : x
  2. Step 2: Convert to fraction form
    87,755.19/121,102.22 = 49,522.88/x
  3. Step 3: Cross multiply
    87,755.19x = 121,102.22 × 49,522.88
  4. Step 4: Simplify right side
    87,755.19x = 5,997,330,763.93
  5. Step 5: Solve for x
    x = 5,997,330,763.93/87,755.19
  6. Step 6: Final answer
    x = 68,341.61

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