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Finding the Fourth Proportional to 84,805.03, 127,265.87 and 29,401.03

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Solution

The fourth proportional to 84,805.03, 127,265.87 and 29,401.03 is: 44,121.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,805.03 : 127,265.87 = 29,401.03 : x
  2. Step 2: Convert to fraction form
    84,805.03/127,265.87 = 29,401.03/x
  3. Step 3: Cross multiply
    84,805.03x = 127,265.87 × 29,401.03
  4. Step 4: Simplify right side
    84,805.03x = 3,741,747,729.05
  5. Step 5: Solve for x
    x = 3,741,747,729.05/84,805.03
  6. Step 6: Final answer
    x = 44,121.77

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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.