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Finding the Fourth Proportional to 50,182.88, 75,274.68 and 40,811.96

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Solution

The fourth proportional to 50,182.88, 75,274.68 and 40,811.96 is: 61,218.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,182.88 : 75,274.68 = 40,811.96 : x
  2. Step 2: Convert to fraction form
    50,182.88/75,274.68 = 40,811.96/x
  3. Step 3: Cross multiply
    50,182.88x = 75,274.68 × 40,811.96
  4. Step 4: Simplify right side
    50,182.88x = 3,072,107,229.17
  5. Step 5: Solve for x
    x = 3,072,107,229.17/50,182.88
  6. Step 6: Final answer
    x = 61,218.23

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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.