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Finding the Fourth Proportional to 43,906.50, 60,484.04 and 33,285.78

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Solution

The fourth proportional to 43,906.50, 60,484.04 and 33,285.78 is: 45,853.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,906.50 : 60,484.04 = 33,285.78 : x
  2. Step 2: Convert to fraction form
    43,906.50/60,484.04 = 33,285.78/x
  3. Step 3: Cross multiply
    43,906.50x = 60,484.04 × 33,285.78
  4. Step 4: Simplify right side
    43,906.50x = 2,013,258,448.95
  5. Step 5: Solve for x
    x = 2,013,258,448.95/43,906.50
  6. Step 6: Final answer
    x = 45,853.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.