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Finding the Fourth Proportional to 44,847, 67,261.32 and 16,761.87

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Solution

The fourth proportional to 44,847, 67,261.32 and 16,761.87 is: 25,139.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,847 : 67,261.32 = 16,761.87 : x
  2. Step 2: Convert to fraction form
    44,847/67,261.32 = 16,761.87/x
  3. Step 3: Cross multiply
    44,847x = 67,261.32 × 16,761.87
  4. Step 4: Simplify right side
    44,847x = 1,127,425,501.87
  5. Step 5: Solve for x
    x = 1,127,425,501.87/44,847
  6. Step 6: Final answer
    x = 25,139.37

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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.