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Finding the Fourth Proportional to 225,179.87, 337,716.74 and 82,947.91

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Solution

The fourth proportional to 225,179.87, 337,716.74 and 82,947.91 is: 124,402.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,179.87 : 337,716.74 = 82,947.91 : x
  2. Step 2: Convert to fraction form
    225,179.87/337,716.74 = 82,947.91/x
  3. Step 3: Cross multiply
    225,179.87x = 337,716.74 × 82,947.91
  4. Step 4: Simplify right side
    225,179.87x = 28,012,897,118.09
  5. Step 5: Solve for x
    x = 28,012,897,118.09/225,179.87
  6. Step 6: Final answer
    x = 124,402.32

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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.