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Finding the Fourth Proportional to 224,728.40, 337,092.60 and 136,542.80

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Solution

The fourth proportional to 224,728.40, 337,092.60 and 136,542.80 is: 204,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,728.40 : 337,092.60 = 136,542.80 : x
  2. Step 2: Convert to fraction form
    224,728.40/337,092.60 = 136,542.80/x
  3. Step 3: Cross multiply
    224,728.40x = 337,092.60 × 136,542.80
  4. Step 4: Simplify right side
    224,728.40x = 46,027,567,463.28
  5. Step 5: Solve for x
    x = 46,027,567,463.28/224,728.40
  6. Step 6: Final answer
    x = 204,814.20

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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.