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Finding the Fourth Proportional to 70,593.44, 105,859.05 and 33,164.15

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Solution

The fourth proportional to 70,593.44, 105,859.05 and 33,164.15 is: 49,731.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,593.44 : 105,859.05 = 33,164.15 : x
  2. Step 2: Convert to fraction form
    70,593.44/105,859.05 = 33,164.15/x
  3. Step 3: Cross multiply
    70,593.44x = 105,859.05 × 33,164.15
  4. Step 4: Simplify right side
    70,593.44x = 3,510,724,883.76
  5. Step 5: Solve for x
    x = 3,510,724,883.76/70,593.44
  6. Step 6: Final answer
    x = 49,731.61

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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.