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Finding the Fourth Proportional to 283,227.48, 425,136.45 and 125,566.65

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Solution

The fourth proportional to 283,227.48, 425,136.45 and 125,566.65 is: 188,480.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,227.48 : 425,136.45 = 125,566.65 : x
  2. Step 2: Convert to fraction form
    283,227.48/425,136.45 = 125,566.65/x
  3. Step 3: Cross multiply
    283,227.48x = 425,136.45 × 125,566.65
  4. Step 4: Simplify right side
    283,227.48x = 53,382,959,819.39
  5. Step 5: Solve for x
    x = 53,382,959,819.39/283,227.48
  6. Step 6: Final answer
    x = 188,480.86

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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.