Home / 112,997.44-169,377.90-38,091.70

Finding the Fourth Proportional to 112,997.44, 169,377.90 and 38,091.70

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Solution

The fourth proportional to 112,997.44, 169,377.90 and 38,091.70 is: 57,097.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,997.44 : 169,377.90 = 38,091.70 : x
  2. Step 2: Convert to fraction form
    112,997.44/169,377.90 = 38,091.70/x
  3. Step 3: Cross multiply
    112,997.44x = 169,377.90 × 38,091.70
  4. Step 4: Simplify right side
    112,997.44x = 6,451,892,153.43
  5. Step 5: Solve for x
    x = 6,451,892,153.43/112,997.44
  6. Step 6: Final answer
    x = 57,097.68

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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.