Home / 215,742.48-323,676.84-110,634.96

Finding the Fourth Proportional to 215,742.48, 323,676.84 and 110,634.96

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Solution

The fourth proportional to 215,742.48, 323,676.84 and 110,634.96 is: 165,984.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,742.48 : 323,676.84 = 110,634.96 : x
  2. Step 2: Convert to fraction form
    215,742.48/323,676.84 = 110,634.96/x
  3. Step 3: Cross multiply
    215,742.48x = 323,676.84 × 110,634.96
  4. Step 4: Simplify right side
    215,742.48x = 35,809,974,246.33
  5. Step 5: Solve for x
    x = 35,809,974,246.33/215,742.48
  6. Step 6: Final answer
    x = 165,984.81

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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.