Home / 48,691.62-73,037.43-45,542.34

Finding the Fourth Proportional to 48,691.62, 73,037.43 and 45,542.34

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Solution

The fourth proportional to 48,691.62, 73,037.43 and 45,542.34 is: 68,313.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,691.62 : 73,037.43 = 45,542.34 : x
  2. Step 2: Convert to fraction form
    48,691.62/73,037.43 = 45,542.34/x
  3. Step 3: Cross multiply
    48,691.62x = 73,037.43 × 45,542.34
  4. Step 4: Simplify right side
    48,691.62x = 3,326,295,469.79
  5. Step 5: Solve for x
    x = 3,326,295,469.79/48,691.62
  6. Step 6: Final answer
    x = 68,313.51

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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.