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Finding the Fourth Proportional to 225,950.22, 338,839.02 and 76,150.26

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Solution

The fourth proportional to 225,950.22, 338,839.02 and 76,150.26 is: 114,196.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,950.22 : 338,839.02 = 76,150.26 : x
  2. Step 2: Convert to fraction form
    225,950.22/338,839.02 = 76,150.26/x
  3. Step 3: Cross multiply
    225,950.22x = 338,839.02 × 76,150.26
  4. Step 4: Simplify right side
    225,950.22x = 25,802,679,471.15
  5. Step 5: Solve for x
    x = 25,802,679,471.15/225,950.22
  6. Step 6: Final answer
    x = 114,196.30

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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.