Home / 214,949.40-322,424.10-57,193.80

Finding the Fourth Proportional to 214,949.40, 322,424.10 and 57,193.80

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Solution

The fourth proportional to 214,949.40, 322,424.10 and 57,193.80 is: 85,790.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,949.40 : 322,424.10 = 57,193.80 : x
  2. Step 2: Convert to fraction form
    214,949.40/322,424.10 = 57,193.80/x
  3. Step 3: Cross multiply
    214,949.40x = 322,424.10 × 57,193.80
  4. Step 4: Simplify right side
    214,949.40x = 18,440,659,490.58
  5. Step 5: Solve for x
    x = 18,440,659,490.58/214,949.40
  6. Step 6: Final answer
    x = 85,790.70

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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.