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Finding the Fourth Proportional to 50,893.85, 76,344.46 and 17,159.99

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Solution

The fourth proportional to 50,893.85, 76,344.46 and 17,159.99 is: 25,741.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,893.85 : 76,344.46 = 17,159.99 : x
  2. Step 2: Convert to fraction form
    50,893.85/76,344.46 = 17,159.99/x
  3. Step 3: Cross multiply
    50,893.85x = 76,344.46 × 17,159.99
  4. Step 4: Simplify right side
    50,893.85x = 1,310,069,745.53
  5. Step 5: Solve for x
    x = 1,310,069,745.53/50,893.85
  6. Step 6: Final answer
    x = 25,741.22

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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.