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Finding the Fourth Proportional to 220,546.75, 330,820.17 and 95,887.75

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Solution

The fourth proportional to 220,546.75, 330,820.17 and 95,887.75 is: 143,831.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,546.75 : 330,820.17 = 95,887.75 : x
  2. Step 2: Convert to fraction form
    220,546.75/330,820.17 = 95,887.75/x
  3. Step 3: Cross multiply
    220,546.75x = 330,820.17 × 95,887.75
  4. Step 4: Simplify right side
    220,546.75x = 31,721,601,755.92
  5. Step 5: Solve for x
    x = 31,721,601,755.92/220,546.75
  6. Step 6: Final answer
    x = 143,831.64

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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.