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Finding the Fourth Proportional to 225,105.37, 337,675.80 and 75,346.20

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Solution

The fourth proportional to 225,105.37, 337,675.80 and 75,346.20 is: 113,025.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,105.37 : 337,675.80 = 75,346.20 : x
  2. Step 2: Convert to fraction form
    225,105.37/337,675.80 = 75,346.20/x
  3. Step 3: Cross multiply
    225,105.37x = 337,675.80 × 75,346.20
  4. Step 4: Simplify right side
    225,105.37x = 25,442,588,361.96
  5. Step 5: Solve for x
    x = 25,442,588,361.96/225,105.37
  6. Step 6: Final answer
    x = 113,025.24

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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.