Home / 87,183.74-130,840.61-33,884.12

Finding the Fourth Proportional to 87,183.74, 130,840.61 and 33,884.12

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Solution

The fourth proportional to 87,183.74, 130,840.61 and 33,884.12 is: 50,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,183.74 : 130,840.61 = 33,884.12 : x
  2. Step 2: Convert to fraction form
    87,183.74/130,840.61 = 33,884.12/x
  3. Step 3: Cross multiply
    87,183.74x = 130,840.61 × 33,884.12
  4. Step 4: Simplify right side
    87,183.74x = 4,433,418,106.49
  5. Step 5: Solve for x
    x = 4,433,418,106.49/87,183.74
  6. Step 6: Final answer
    x = 50,851.44

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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.