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Finding the Fourth Proportional to 95,906.40, 143,600.40 and 75,170.40

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Solution

The fourth proportional to 95,906.40, 143,600.40 and 75,170.40 is: 112,552.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,906.40 : 143,600.40 = 75,170.40 : x
  2. Step 2: Convert to fraction form
    95,906.40/143,600.40 = 75,170.40/x
  3. Step 3: Cross multiply
    95,906.40x = 143,600.40 × 75,170.40
  4. Step 4: Simplify right side
    95,906.40x = 10,794,499,508.16
  5. Step 5: Solve for x
    x = 10,794,499,508.16/95,906.40
  6. Step 6: Final answer
    x = 112,552.44

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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.