Home / 192,986.92-289,488.50-52,745.16

Finding the Fourth Proportional to 192,986.92, 289,488.50 and 52,745.16

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Solution

The fourth proportional to 192,986.92, 289,488.50 and 52,745.16 is: 79,119.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,986.92 : 289,488.50 = 52,745.16 : x
  2. Step 2: Convert to fraction form
    192,986.92/289,488.50 = 52,745.16/x
  3. Step 3: Cross multiply
    192,986.92x = 289,488.50 × 52,745.16
  4. Step 4: Simplify right side
    192,986.92x = 15,269,117,250.66
  5. Step 5: Solve for x
    x = 15,269,117,250.66/192,986.92
  6. Step 6: Final answer
    x = 79,119.96

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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.