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Finding the Fourth Proportional to 226,363.14, 339,333.71 and 76,498.63

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Solution

The fourth proportional to 226,363.14, 339,333.71 and 76,498.63 is: 114,676.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,363.14 : 339,333.71 = 76,498.63 : x
  2. Step 2: Convert to fraction form
    226,363.14/339,333.71 = 76,498.63/x
  3. Step 3: Cross multiply
    226,363.14x = 339,333.71 × 76,498.63
  4. Step 4: Simplify right side
    226,363.14x = 25,958,562,696.99
  5. Step 5: Solve for x
    x = 25,958,562,696.99/226,363.14
  6. Step 6: Final answer
    x = 114,676.63

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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.