Home / 134,249.92-185,218.78-83,244.30

Finding the Fourth Proportional to 134,249.92, 185,218.78 and 83,244.30

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Solution

The fourth proportional to 134,249.92, 185,218.78 and 83,244.30 is: 114,848.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,249.92 : 185,218.78 = 83,244.30 : x
  2. Step 2: Convert to fraction form
    134,249.92/185,218.78 = 83,244.30/x
  3. Step 3: Cross multiply
    134,249.92x = 185,218.78 × 83,244.30
  4. Step 4: Simplify right side
    134,249.92x = 15,418,407,687.95
  5. Step 5: Solve for x
    x = 15,418,407,687.95/134,249.92
  6. Step 6: Final answer
    x = 114,848.54

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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.