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Finding the Fourth Proportional to 73,751.48, 110,663.94 and 33,770.40

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Solution

The fourth proportional to 73,751.48, 110,663.94 and 33,770.40 is: 50,672.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,751.48 : 110,663.94 = 33,770.40 : x
  2. Step 2: Convert to fraction form
    73,751.48/110,663.94 = 33,770.40/x
  3. Step 3: Cross multiply
    73,751.48x = 110,663.94 × 33,770.40
  4. Step 4: Simplify right side
    73,751.48x = 3,737,165,519.38
  5. Step 5: Solve for x
    x = 3,737,165,519.38/73,751.48
  6. Step 6: Final answer
    x = 50,672.41

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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.