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Finding the Fourth Proportional to 60,376.11, 83,321.76 and 33,519

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Solution

The fourth proportional to 60,376.11, 83,321.76 and 33,519 is: 46,257.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,376.11 : 83,321.76 = 33,519 : x
  2. Step 2: Convert to fraction form
    60,376.11/83,321.76 = 33,519/x
  3. Step 3: Cross multiply
    60,376.11x = 83,321.76 × 33,519
  4. Step 4: Simplify right side
    60,376.11x = 2,792,862,073.44
  5. Step 5: Solve for x
    x = 2,792,862,073.44/60,376.11
  6. Step 6: Final answer
    x = 46,257.73

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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.