Home / 201,721.70-302,582.55-192,044.90

Finding the Fourth Proportional to 201,721.70, 302,582.55 and 192,044.90

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Solution

The fourth proportional to 201,721.70, 302,582.55 and 192,044.90 is: 288,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,721.70 : 302,582.55 = 192,044.90 : x
  2. Step 2: Convert to fraction form
    201,721.70/302,582.55 = 192,044.90/x
  3. Step 3: Cross multiply
    201,721.70x = 302,582.55 × 192,044.90
  4. Step 4: Simplify right side
    201,721.70x = 58,109,435,556.50
  5. Step 5: Solve for x
    x = 58,109,435,556.50/201,721.70
  6. Step 6: Final answer
    x = 288,067.35

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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.