Home / 108,144.92-162,223.86-51,996.44

Finding the Fourth Proportional to 108,144.92, 162,223.86 and 51,996.44

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Solution

The fourth proportional to 108,144.92, 162,223.86 and 51,996.44 is: 77,997.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,144.92 : 162,223.86 = 51,996.44 : x
  2. Step 2: Convert to fraction form
    108,144.92/162,223.86 = 51,996.44/x
  3. Step 3: Cross multiply
    108,144.92x = 162,223.86 × 51,996.44
  4. Step 4: Simplify right side
    108,144.92x = 8,435,063,203.06
  5. Step 5: Solve for x
    x = 8,435,063,203.06/108,144.92
  6. Step 6: Final answer
    x = 77,997.78

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1.5x scale

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.