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Finding the Fourth Proportional to 124,976.50, 172,467.11 and 67,615.85

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Solution

The fourth proportional to 124,976.50, 172,467.11 and 67,615.85 is: 93,309.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,976.50 : 172,467.11 = 67,615.85 : x
  2. Step 2: Convert to fraction form
    124,976.50/172,467.11 = 67,615.85/x
  3. Step 3: Cross multiply
    124,976.50x = 172,467.11 × 67,615.85
  4. Step 4: Simplify right side
    124,976.50x = 11,661,510,239.69
  5. Step 5: Solve for x
    x = 11,661,510,239.69/124,976.50
  6. Step 6: Final answer
    x = 93,309.62

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