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Finding the Fourth Proportional to 226,363.49, 339,334.17 and 76,498.97

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Solution

The fourth proportional to 226,363.49, 339,334.17 and 76,498.97 is: 114,677.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,363.49 : 339,334.17 = 76,498.97 : x
  2. Step 2: Convert to fraction form
    226,363.49/339,334.17 = 76,498.97/x
  3. Step 3: Cross multiply
    226,363.49x = 339,334.17 × 76,498.97
  4. Step 4: Simplify right side
    226,363.49x = 25,958,714,490.80
  5. Step 5: Solve for x
    x = 25,958,714,490.80/226,363.49
  6. Step 6: Final answer
    x = 114,677.13

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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.