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Finding the Fourth Proportional to 225,951.22, 338,840.52 and 76,151.26

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Solution

The fourth proportional to 225,951.22, 338,840.52 and 76,151.26 is: 114,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,951.22 : 338,840.52 = 76,151.26 : x
  2. Step 2: Convert to fraction form
    225,951.22/338,840.52 = 76,151.26/x
  3. Step 3: Cross multiply
    225,951.22x = 338,840.52 × 76,151.26
  4. Step 4: Simplify right side
    225,951.22x = 25,803,132,537.06
  5. Step 5: Solve for x
    x = 25,803,132,537.06/225,951.22
  6. Step 6: Final answer
    x = 114,197.80

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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.