Home / 87,500.22-120,749.67-49,776.54

Finding the Fourth Proportional to 87,500.22, 120,749.67 and 49,776.54

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Solution

The fourth proportional to 87,500.22, 120,749.67 and 49,776.54 is: 68,691.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,500.22 : 120,749.67 = 49,776.54 : x
  2. Step 2: Convert to fraction form
    87,500.22/120,749.67 = 49,776.54/x
  3. Step 3: Cross multiply
    87,500.22x = 120,749.67 × 49,776.54
  4. Step 4: Simplify right side
    87,500.22x = 6,010,500,778.74
  5. Step 5: Solve for x
    x = 6,010,500,778.74/87,500.22
  6. Step 6: Final answer
    x = 68,691.26

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