Home / 84,183.56-116,169.64-45,942.12

Finding the Fourth Proportional to 84,183.56, 116,169.64 and 45,942.12

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Solution

The fourth proportional to 84,183.56, 116,169.64 and 45,942.12 is: 63,398.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,183.56 : 116,169.64 = 45,942.12 : x
  2. Step 2: Convert to fraction form
    84,183.56/116,169.64 = 45,942.12/x
  3. Step 3: Cross multiply
    84,183.56x = 116,169.64 × 45,942.12
  4. Step 4: Simplify right side
    84,183.56x = 5,337,079,541.24
  5. Step 5: Solve for x
    x = 5,337,079,541.24/84,183.56
  6. Step 6: Final answer
    x = 63,398.12

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1.5x scale

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.