Home / 205,219.80-283,181.74-119,161.96

Finding the Fourth Proportional to 205,219.80, 283,181.74 and 119,161.96

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Solution

The fourth proportional to 205,219.80, 283,181.74 and 119,161.96 is: 164,430.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,219.80 : 283,181.74 = 119,161.96 : x
  2. Step 2: Convert to fraction form
    205,219.80/283,181.74 = 119,161.96/x
  3. Step 3: Cross multiply
    205,219.80x = 283,181.74 × 119,161.96
  4. Step 4: Simplify right side
    205,219.80x = 33,744,491,174.61
  5. Step 5: Solve for x
    x = 33,744,491,174.61/205,219.80
  6. Step 6: Final answer
    x = 164,430.97

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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.