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Finding the Fourth Proportional to 50,135.46, 75,217.95 and 15,080.46

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Solution

The fourth proportional to 50,135.46, 75,217.95 and 15,080.46 is: 22,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,135.46 : 75,217.95 = 15,080.46 : x
  2. Step 2: Convert to fraction form
    50,135.46/75,217.95 = 15,080.46/x
  3. Step 3: Cross multiply
    50,135.46x = 75,217.95 × 15,080.46
  4. Step 4: Simplify right side
    50,135.46x = 1,134,321,286.26
  5. Step 5: Solve for x
    x = 1,134,321,286.26/50,135.46
  6. Step 6: Final answer
    x = 22,625.13

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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.