Home / 215,936.01-324,002.43-110,828.79

Finding the Fourth Proportional to 215,936.01, 324,002.43 and 110,828.79

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Solution

The fourth proportional to 215,936.01, 324,002.43 and 110,828.79 is: 166,293.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,936.01 : 324,002.43 = 110,828.79 : x
  2. Step 2: Convert to fraction form
    215,936.01/324,002.43 = 110,828.79/x
  3. Step 3: Cross multiply
    215,936.01x = 324,002.43 × 110,828.79
  4. Step 4: Simplify right side
    215,936.01x = 35,908,797,273.96
  5. Step 5: Solve for x
    x = 35,908,797,273.96/215,936.01
  6. Step 6: Final answer
    x = 166,293.70

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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.