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Finding the Fourth Proportional to 225,926.74, 338,653.66 and 76,115.27

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Solution

The fourth proportional to 225,926.74, 338,653.66 and 76,115.27 is: 114,093.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,926.74 : 338,653.66 = 76,115.27 : x
  2. Step 2: Convert to fraction form
    225,926.74/338,653.66 = 76,115.27/x
  3. Step 3: Cross multiply
    225,926.74x = 338,653.66 × 76,115.27
  4. Step 4: Simplify right side
    225,926.74x = 25,776,714,613.99
  5. Step 5: Solve for x
    x = 25,776,714,613.99/225,926.74
  6. Step 6: Final answer
    x = 114,093.24

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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.