Home / 180,089.33-270,049.22-105,231.09

Finding the Fourth Proportional to 180,089.33, 270,049.22 and 105,231.09

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Solution

The fourth proportional to 180,089.33, 270,049.22 and 105,231.09 is: 157,797.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,089.33 : 270,049.22 = 105,231.09 : x
  2. Step 2: Convert to fraction form
    180,089.33/270,049.22 = 105,231.09/x
  3. Step 3: Cross multiply
    180,089.33x = 270,049.22 × 105,231.09
  4. Step 4: Simplify right side
    180,089.33x = 28,417,572,572.97
  5. Step 5: Solve for x
    x = 28,417,572,572.97/180,089.33
  6. Step 6: Final answer
    x = 157,797.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.