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Finding the Fourth Proportional to 224,299.33, 309,456.55 and 127,493.39

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Solution

The fourth proportional to 224,299.33, 309,456.55 and 127,493.39 is: 175,897.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,299.33 : 309,456.55 = 127,493.39 : x
  2. Step 2: Convert to fraction form
    224,299.33/309,456.55 = 127,493.39/x
  3. Step 3: Cross multiply
    224,299.33x = 309,456.55 × 127,493.39
  4. Step 4: Simplify right side
    224,299.33x = 39,453,665,550.21
  5. Step 5: Solve for x
    x = 39,453,665,550.21/224,299.33
  6. Step 6: Final answer
    x = 175,897.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.