Home / 215,972.73-324,057.56-110,865.57

Finding the Fourth Proportional to 215,972.73, 324,057.56 and 110,865.57

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Solution

The fourth proportional to 215,972.73, 324,057.56 and 110,865.57 is: 166,348.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,972.73 : 324,057.56 = 110,865.57 : x
  2. Step 2: Convert to fraction form
    215,972.73/324,057.56 = 110,865.57/x
  3. Step 3: Cross multiply
    215,972.73x = 324,057.56 × 110,865.57
  4. Step 4: Simplify right side
    215,972.73x = 35,926,825,547.88
  5. Step 5: Solve for x
    x = 35,926,825,547.88/215,972.73
  6. Step 6: Final answer
    x = 166,348.90

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1.5x scale

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.