Home / 49,131.29-73,696.93-12,195.29

Finding the Fourth Proportional to 49,131.29, 73,696.93 and 12,195.29

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Solution

The fourth proportional to 49,131.29, 73,696.93 and 12,195.29 is: 18,292.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,131.29 : 73,696.93 = 12,195.29 : x
  2. Step 2: Convert to fraction form
    49,131.29/73,696.93 = 12,195.29/x
  3. Step 3: Cross multiply
    49,131.29x = 73,696.93 × 12,195.29
  4. Step 4: Simplify right side
    49,131.29x = 898,755,587.21
  5. Step 5: Solve for x
    x = 898,755,587.21/49,131.29
  6. Step 6: Final answer
    x = 18,292.94

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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.