Home / 134,249.48-185,218.17-83,243.85

Finding the Fourth Proportional to 134,249.48, 185,218.17 and 83,243.85

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Solution

The fourth proportional to 134,249.48, 185,218.17 and 83,243.85 is: 114,847.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,249.48 : 185,218.17 = 83,243.85 : x
  2. Step 2: Convert to fraction form
    134,249.48/185,218.17 = 83,243.85/x
  3. Step 3: Cross multiply
    134,249.48x = 185,218.17 × 83,243.85
  4. Step 4: Simplify right side
    134,249.48x = 15,418,273,560.75
  5. Step 5: Solve for x
    x = 15,418,273,560.75/134,249.48
  6. Step 6: Final answer
    x = 114,847.92

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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.