Home / 225,110.67-337,665.83-90,235.68

Finding the Fourth Proportional to 225,110.67, 337,665.83 and 90,235.68

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Solution

The fourth proportional to 225,110.67, 337,665.83 and 90,235.68 is: 135,353.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,110.67 : 337,665.83 = 90,235.68 : x
  2. Step 2: Convert to fraction form
    225,110.67/337,665.83 = 90,235.68/x
  3. Step 3: Cross multiply
    225,110.67x = 337,665.83 × 90,235.68
  4. Step 4: Simplify right side
    225,110.67x = 30,469,505,331.64
  5. Step 5: Solve for x
    x = 30,469,505,331.64/225,110.67
  6. Step 6: Final answer
    x = 135,353.45

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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.