Home / 241,136.91-361,690.79-107,981.42

Finding the Fourth Proportional to 241,136.91, 361,690.79 and 107,981.42

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Solution

The fourth proportional to 241,136.91, 361,690.79 and 107,981.42 is: 161,965.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,136.91 : 361,690.79 = 107,981.42 : x
  2. Step 2: Convert to fraction form
    241,136.91/361,690.79 = 107,981.42/x
  3. Step 3: Cross multiply
    241,136.91x = 361,690.79 × 107,981.42
  4. Step 4: Simplify right side
    241,136.91x = 39,055,882,756.76
  5. Step 5: Solve for x
    x = 39,055,882,756.76/241,136.91
  6. Step 6: Final answer
    x = 161,965.59

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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.