Home / 215,226.38-322,847.74-109,922.34

Finding the Fourth Proportional to 215,226.38, 322,847.74 and 109,922.34

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Solution

The fourth proportional to 215,226.38, 322,847.74 and 109,922.34 is: 164,887.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,226.38 : 322,847.74 = 109,922.34 : x
  2. Step 2: Convert to fraction form
    215,226.38/322,847.74 = 109,922.34/x
  3. Step 3: Cross multiply
    215,226.38x = 322,847.74 × 109,922.34
  4. Step 4: Simplify right side
    215,226.38x = 35,488,179,044.51
  5. Step 5: Solve for x
    x = 35,488,179,044.51/215,226.38
  6. Step 6: Final answer
    x = 164,887.68

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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.