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Finding the Fourth Proportional to 225,120.42, 337,630.41 and 67,328.37

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Solution

The fourth proportional to 225,120.42, 337,630.41 and 67,328.37 is: 100,977.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,120.42 : 337,630.41 = 67,328.37 : x
  2. Step 2: Convert to fraction form
    225,120.42/337,630.41 = 67,328.37/x
  3. Step 3: Cross multiply
    225,120.42x = 337,630.41 × 67,328.37
  4. Step 4: Simplify right side
    225,120.42x = 22,732,105,167.73
  5. Step 5: Solve for x
    x = 22,732,105,167.73/225,120.42
  6. Step 6: Final answer
    x = 100,977.54

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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.