Home / 192,979.92-289,477.98-52,738.14

Finding the Fourth Proportional to 192,979.92, 289,477.98 and 52,738.14

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Solution

The fourth proportional to 192,979.92, 289,477.98 and 52,738.14 is: 79,109.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,979.92 : 289,477.98 = 52,738.14 : x
  2. Step 2: Convert to fraction form
    192,979.92/289,477.98 = 52,738.14/x
  3. Step 3: Cross multiply
    192,979.92x = 289,477.98 × 52,738.14
  4. Step 4: Simplify right side
    192,979.92x = 15,266,530,236.16
  5. Step 5: Solve for x
    x = 15,266,530,236.16/192,979.92
  6. Step 6: Final answer
    x = 79,109.42

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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.