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Finding the Fourth Proportional to 49,233.96, 73,733.22 and 28,394.28

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Solution

The fourth proportional to 49,233.96, 73,733.22 and 28,394.28 is: 42,523.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,233.96 : 73,733.22 = 28,394.28 : x
  2. Step 2: Convert to fraction form
    49,233.96/73,733.22 = 28,394.28/x
  3. Step 3: Cross multiply
    49,233.96x = 73,733.22 × 28,394.28
  4. Step 4: Simplify right side
    49,233.96x = 2,093,601,693.98
  5. Step 5: Solve for x
    x = 2,093,601,693.98/49,233.96
  6. Step 6: Final answer
    x = 42,523.53

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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.