Home / 221,192.71-331,452.91-162,067.57

Finding the Fourth Proportional to 221,192.71, 331,452.91 and 162,067.57

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Solution

The fourth proportional to 221,192.71, 331,452.91 and 162,067.57 is: 242,855.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,192.71 : 331,452.91 = 162,067.57 : x
  2. Step 2: Convert to fraction form
    221,192.71/331,452.91 = 162,067.57/x
  3. Step 3: Cross multiply
    221,192.71x = 331,452.91 × 162,067.57
  4. Step 4: Simplify right side
    221,192.71x = 53,717,767,067.08
  5. Step 5: Solve for x
    x = 53,717,767,067.08/221,192.71
  6. Step 6: Final answer
    x = 242,855.05

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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.