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Finding the Fourth Proportional to 225,523.77, 338,336.91 and 75,752.57

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Solution

The fourth proportional to 225,523.77, 338,336.91 and 75,752.57 is: 113,646.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,523.77 : 338,336.91 = 75,752.57 : x
  2. Step 2: Convert to fraction form
    225,523.77/338,336.91 = 75,752.57/x
  3. Step 3: Cross multiply
    225,523.77x = 338,336.91 × 75,752.57
  4. Step 4: Simplify right side
    225,523.77x = 25,629,888,766.67
  5. Step 5: Solve for x
    x = 25,629,888,766.67/225,523.77
  6. Step 6: Final answer
    x = 113,646.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.