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Finding the Fourth Proportional to 53,915.88, 80,919.26 and 22,773.48

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Solution

The fourth proportional to 53,915.88, 80,919.26 and 22,773.48 is: 34,179.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,915.88 : 80,919.26 = 22,773.48 : x
  2. Step 2: Convert to fraction form
    53,915.88/80,919.26 = 22,773.48/x
  3. Step 3: Cross multiply
    53,915.88x = 80,919.26 × 22,773.48
  4. Step 4: Simplify right side
    53,915.88x = 1,842,813,149.22
  5. Step 5: Solve for x
    x = 1,842,813,149.22/53,915.88
  6. Step 6: Final answer
    x = 34,179.41

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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.