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Finding the Fourth Proportional to 224,745.05, 337,130.54 and 84,504.89

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Solution

The fourth proportional to 224,745.05, 337,130.54 and 84,504.89 is: 126,762.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,745.05 : 337,130.54 = 84,504.89 : x
  2. Step 2: Convert to fraction form
    224,745.05/337,130.54 = 84,504.89/x
  3. Step 3: Cross multiply
    224,745.05x = 337,130.54 × 84,504.89
  4. Step 4: Simplify right side
    224,745.05x = 28,489,179,198.34
  5. Step 5: Solve for x
    x = 28,489,179,198.34/224,745.05
  6. Step 6: Final answer
    x = 126,762.21

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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.