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Finding the Fourth Proportional to 45,759.53, 68,683.68 and 22,083.74

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Solution

The fourth proportional to 45,759.53, 68,683.68 and 22,083.74 is: 33,147.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,759.53 : 68,683.68 = 22,083.74 : x
  2. Step 2: Convert to fraction form
    45,759.53/68,683.68 = 22,083.74/x
  3. Step 3: Cross multiply
    45,759.53x = 68,683.68 × 22,083.74
  4. Step 4: Simplify right side
    45,759.53x = 1,516,792,531.36
  5. Step 5: Solve for x
    x = 1,516,792,531.36/45,759.53
  6. Step 6: Final answer
    x = 33,147.03

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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.