Home / 220,709.34-331,067.03-62,937.77

Finding the Fourth Proportional to 220,709.34, 331,067.03 and 62,937.77

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Solution

The fourth proportional to 220,709.34, 331,067.03 and 62,937.77 is: 94,407.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,709.34 : 331,067.03 = 62,937.77 : x
  2. Step 2: Convert to fraction form
    220,709.34/331,067.03 = 62,937.77/x
  3. Step 3: Cross multiply
    220,709.34x = 331,067.03 × 62,937.77
  4. Step 4: Simplify right side
    220,709.34x = 20,836,618,618.70
  5. Step 5: Solve for x
    x = 20,836,618,618.70/220,709.34
  6. Step 6: Final answer
    x = 94,407.51

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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.