Home / 83,321.24-114,982.85-45,080.69

Finding the Fourth Proportional to 83,321.24, 114,982.85 and 45,080.69

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Solution

The fourth proportional to 83,321.24, 114,982.85 and 45,080.69 is: 62,211.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,321.24 : 114,982.85 = 45,080.69 : x
  2. Step 2: Convert to fraction form
    83,321.24/114,982.85 = 45,080.69/x
  3. Step 3: Cross multiply
    83,321.24x = 114,982.85 × 45,080.69
  4. Step 4: Simplify right side
    83,321.24x = 5,183,505,990.76
  5. Step 5: Solve for x
    x = 5,183,505,990.76/83,321.24
  6. Step 6: Final answer
    x = 62,211.10

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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.