Home / 225,582.28-311,306.62-123,605.71

Finding the Fourth Proportional to 225,582.28, 311,306.62 and 123,605.71

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Solution

The fourth proportional to 225,582.28, 311,306.62 and 123,605.71 is: 170,577.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,582.28 : 311,306.62 = 123,605.71 : x
  2. Step 2: Convert to fraction form
    225,582.28/311,306.62 = 123,605.71/x
  3. Step 3: Cross multiply
    225,582.28x = 311,306.62 × 123,605.71
  4. Step 4: Simplify right side
    225,582.28x = 38,479,275,792.80
  5. Step 5: Solve for x
    x = 38,479,275,792.80/225,582.28
  6. Step 6: Final answer
    x = 170,577.56

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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.