Home / 150,878.72-226,367.22-71,982.74

Finding the Fourth Proportional to 150,878.72, 226,367.22 and 71,982.74

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Solution

The fourth proportional to 150,878.72, 226,367.22 and 71,982.74 is: 107,997.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,878.72 : 226,367.22 = 71,982.74 : x
  2. Step 2: Convert to fraction form
    150,878.72/226,367.22 = 71,982.74/x
  3. Step 3: Cross multiply
    150,878.72x = 226,367.22 × 71,982.74
  4. Step 4: Simplify right side
    150,878.72x = 16,294,532,741.78
  5. Step 5: Solve for x
    x = 16,294,532,741.78/150,878.72
  6. Step 6: Final answer
    x = 107,997.55

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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.