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Finding the Fourth Proportional to 224,991.54, 337,487.32 and 90,116.85

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Solution

The fourth proportional to 224,991.54, 337,487.32 and 90,116.85 is: 135,175.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,991.54 : 337,487.32 = 90,116.85 : x
  2. Step 2: Convert to fraction form
    224,991.54/337,487.32 = 90,116.85/x
  3. Step 3: Cross multiply
    224,991.54x = 337,487.32 × 90,116.85
  4. Step 4: Simplify right side
    224,991.54x = 30,413,293,968.05
  5. Step 5: Solve for x
    x = 30,413,293,968.05/224,991.54
  6. Step 6: Final answer
    x = 135,175.28

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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.