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Finding the Fourth Proportional to 224,770.21, 337,168.31 and 84,530.05

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Solution

The fourth proportional to 224,770.21, 337,168.31 and 84,530.05 is: 126,799.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,770.21 : 337,168.31 = 84,530.05 : x
  2. Step 2: Convert to fraction form
    224,770.21/337,168.31 = 84,530.05/x
  3. Step 3: Cross multiply
    224,770.21x = 337,168.31 × 84,530.05
  4. Step 4: Simplify right side
    224,770.21x = 28,500,852,837.14
  5. Step 5: Solve for x
    x = 28,500,852,837.14/224,770.21
  6. Step 6: Final answer
    x = 126,799.96

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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.