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Finding the Fourth Proportional to 60,896.56, 91,310.28 and 44,446

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Solution

The fourth proportional to 60,896.56, 91,310.28 and 44,446 is: 66,643.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,896.56 : 91,310.28 = 44,446 : x
  2. Step 2: Convert to fraction form
    60,896.56/91,310.28 = 44,446/x
  3. Step 3: Cross multiply
    60,896.56x = 91,310.28 × 44,446
  4. Step 4: Simplify right side
    60,896.56x = 4,058,376,704.88
  5. Step 5: Solve for x
    x = 4,058,376,704.88/60,896.56
  6. Step 6: Final answer
    x = 66,643.78

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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.