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Finding the Fourth Proportional to 50,348.88, 69,631.92 and 44,225.28

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Solution

The fourth proportional to 50,348.88, 69,631.92 and 44,225.28 is: 61,163.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,348.88 : 69,631.92 = 44,225.28 : x
  2. Step 2: Convert to fraction form
    50,348.88/69,631.92 = 44,225.28/x
  3. Step 3: Cross multiply
    50,348.88x = 69,631.92 × 44,225.28
  4. Step 4: Simplify right side
    50,348.88x = 3,079,491,158.94
  5. Step 5: Solve for x
    x = 3,079,491,158.94/50,348.88
  6. Step 6: Final answer
    x = 61,163.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.