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Finding the Fourth Proportional to 150,609.33, 225,767.11 and 71,702.37

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Solution

The fourth proportional to 150,609.33, 225,767.11 and 71,702.37 is: 107,483.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,609.33 : 225,767.11 = 71,702.37 : x
  2. Step 2: Convert to fraction form
    150,609.33/225,767.11 = 71,702.37/x
  3. Step 3: Cross multiply
    150,609.33x = 225,767.11 × 71,702.37
  4. Step 4: Simplify right side
    150,609.33x = 16,188,036,855.05
  5. Step 5: Solve for x
    x = 16,188,036,855.05/150,609.33
  6. Step 6: Final answer
    x = 107,483.63

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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.