Home / 225,824.40-310,855.36-195,183.42

Finding the Fourth Proportional to 225,824.40, 310,855.36 and 195,183.42

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Solution

The fourth proportional to 225,824.40, 310,855.36 and 195,183.42 is: 268,676.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,824.40 : 310,855.36 = 195,183.42 : x
  2. Step 2: Convert to fraction form
    225,824.40/310,855.36 = 195,183.42/x
  3. Step 3: Cross multiply
    225,824.40x = 310,855.36 × 195,183.42
  4. Step 4: Simplify right side
    225,824.40x = 60,673,812,290.13
  5. Step 5: Solve for x
    x = 60,673,812,290.13/225,824.40
  6. Step 6: Final answer
    x = 268,676.95

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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.