Home / 165,011.72-227,716.38-89,560.24

Finding the Fourth Proportional to 165,011.72, 227,716.38 and 89,560.24

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Solution

The fourth proportional to 165,011.72, 227,716.38 and 89,560.24 is: 123,593.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,011.72 : 227,716.38 = 89,560.24 : x
  2. Step 2: Convert to fraction form
    165,011.72/227,716.38 = 89,560.24/x
  3. Step 3: Cross multiply
    165,011.72x = 227,716.38 × 89,560.24
  4. Step 4: Simplify right side
    165,011.72x = 20,394,333,644.73
  5. Step 5: Solve for x
    x = 20,394,333,644.73/165,011.72
  6. Step 6: Final answer
    x = 123,593.24

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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.