Home / 223,018.68-307,625.79-132,310.43

Finding the Fourth Proportional to 223,018.68, 307,625.79 and 132,310.43

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Solution

The fourth proportional to 223,018.68, 307,625.79 and 132,310.43 is: 182,505.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,018.68 : 307,625.79 = 132,310.43 : x
  2. Step 2: Convert to fraction form
    223,018.68/307,625.79 = 132,310.43/x
  3. Step 3: Cross multiply
    223,018.68x = 307,625.79 × 132,310.43
  4. Step 4: Simplify right side
    223,018.68x = 40,702,100,553.99
  5. Step 5: Solve for x
    x = 40,702,100,553.99/223,018.68
  6. Step 6: Final answer
    x = 182,505.34

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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.