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Finding the Fourth Proportional to 224,997.40, 337,625.70 and 84,856.60

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Solution

The fourth proportional to 224,997.40, 337,625.70 and 84,856.60 is: 127,333.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,997.40 : 337,625.70 = 84,856.60 : x
  2. Step 2: Convert to fraction form
    224,997.40/337,625.70 = 84,856.60/x
  3. Step 3: Cross multiply
    224,997.40x = 337,625.70 × 84,856.60
  4. Step 4: Simplify right side
    224,997.40x = 28,649,768,974.62
  5. Step 5: Solve for x
    x = 28,649,768,974.62/224,997.40
  6. Step 6: Final answer
    x = 127,333.78

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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.