Home / 67,077.17-100,636.82-27,652.85

Finding the Fourth Proportional to 67,077.17, 100,636.82 and 27,652.85

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Solution

The fourth proportional to 67,077.17, 100,636.82 and 27,652.85 is: 41,487.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,077.17 : 100,636.82 = 27,652.85 : x
  2. Step 2: Convert to fraction form
    67,077.17/100,636.82 = 27,652.85/x
  3. Step 3: Cross multiply
    67,077.17x = 100,636.82 × 27,652.85
  4. Step 4: Simplify right side
    67,077.17x = 2,782,894,749.67
  5. Step 5: Solve for x
    x = 2,782,894,749.67/67,077.17
  6. Step 6: Final answer
    x = 41,487.96

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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.