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Finding the Fourth Proportional to 50,874.28, 76,250.22 and 18,827.77

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Solution

The fourth proportional to 50,874.28, 76,250.22 and 18,827.77 is: 28,219.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,874.28 : 76,250.22 = 18,827.77 : x
  2. Step 2: Convert to fraction form
    50,874.28/76,250.22 = 18,827.77/x
  3. Step 3: Cross multiply
    50,874.28x = 76,250.22 × 18,827.77
  4. Step 4: Simplify right side
    50,874.28x = 1,435,621,604.61
  5. Step 5: Solve for x
    x = 1,435,621,604.61/50,874.28
  6. Step 6: Final answer
    x = 28,219.01

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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.