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Finding the Fourth Proportional to 47,769.03, 65,807.33 and 33,401.97

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Solution

The fourth proportional to 47,769.03, 65,807.33 and 33,401.97 is: 46,015.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,769.03 : 65,807.33 = 33,401.97 : x
  2. Step 2: Convert to fraction form
    47,769.03/65,807.33 = 33,401.97/x
  3. Step 3: Cross multiply
    47,769.03x = 65,807.33 × 33,401.97
  4. Step 4: Simplify right side
    47,769.03x = 2,198,094,295.43
  5. Step 5: Solve for x
    x = 2,198,094,295.43/47,769.03
  6. Step 6: Final answer
    x = 46,015.05

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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.