Home / 221,375.52-305,496.82-125,882.24

Finding the Fourth Proportional to 221,375.52, 305,496.82 and 125,882.24

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Solution

The fourth proportional to 221,375.52, 305,496.82 and 125,882.24 is: 173,716.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,375.52 : 305,496.82 = 125,882.24 : x
  2. Step 2: Convert to fraction form
    221,375.52/305,496.82 = 125,882.24/x
  3. Step 3: Cross multiply
    221,375.52x = 305,496.82 × 125,882.24
  4. Step 4: Simplify right side
    221,375.52x = 38,456,624,014.48
  5. Step 5: Solve for x
    x = 38,456,624,014.48/221,375.52
  6. Step 6: Final answer
    x = 173,716.70

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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.