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Finding the Fourth Proportional to 73,669.33, 101,676.97 and 43,452.86

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Solution

The fourth proportional to 73,669.33, 101,676.97 and 43,452.86 is: 59,972.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,669.33 : 101,676.97 = 43,452.86 : x
  2. Step 2: Convert to fraction form
    73,669.33/101,676.97 = 43,452.86/x
  3. Step 3: Cross multiply
    73,669.33x = 101,676.97 × 43,452.86
  4. Step 4: Simplify right side
    73,669.33x = 4,418,154,688.57
  5. Step 5: Solve for x
    x = 4,418,154,688.57/73,669.33
  6. Step 6: Final answer
    x = 59,972.78

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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.