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Finding the Fourth Proportional to 95,997.60, 144,039.60 and 33,712.80

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Solution

The fourth proportional to 95,997.60, 144,039.60 and 33,712.80 is: 50,584.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,997.60 : 144,039.60 = 33,712.80 : x
  2. Step 2: Convert to fraction form
    95,997.60/144,039.60 = 33,712.80/x
  3. Step 3: Cross multiply
    95,997.60x = 144,039.60 × 33,712.80
  4. Step 4: Simplify right side
    95,997.60x = 4,855,978,226.88
  5. Step 5: Solve for x
    x = 4,855,978,226.88/95,997.60
  6. Step 6: Final answer
    x = 50,584.37

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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.