Home / 83,183.24-114,791.04-45,457.76

Finding the Fourth Proportional to 83,183.24, 114,791.04 and 45,457.76

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Solution

The fourth proportional to 83,183.24, 114,791.04 and 45,457.76 is: 62,730.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,183.24 : 114,791.04 = 45,457.76 : x
  2. Step 2: Convert to fraction form
    83,183.24/114,791.04 = 45,457.76/x
  3. Step 3: Cross multiply
    83,183.24x = 114,791.04 × 45,457.76
  4. Step 4: Simplify right side
    83,183.24x = 5,218,143,546.47
  5. Step 5: Solve for x
    x = 5,218,143,546.47/83,183.24
  6. Step 6: Final answer
    x = 62,730.71

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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.