Home / 192,960.50-288,942.26-133,173.45

Finding the Fourth Proportional to 192,960.50, 288,942.26 and 133,173.45

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Solution

The fourth proportional to 192,960.50, 288,942.26 and 133,173.45 is: 199,416.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,960.50 : 288,942.26 = 133,173.45 : x
  2. Step 2: Convert to fraction form
    192,960.50/288,942.26 = 133,173.45/x
  3. Step 3: Cross multiply
    192,960.50x = 288,942.26 × 133,173.45
  4. Step 4: Simplify right side
    192,960.50x = 38,479,436,949.13
  5. Step 5: Solve for x
    x = 38,479,436,949.13/192,960.50
  6. Step 6: Final answer
    x = 199,416.14

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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.