Finding the Fourth Proportional to 67,249.18, 100,874.58 and 22,876.84
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Solution
The fourth proportional to 67,249.18, 100,874.58 and 22,876.84 is: 34,315.54
Step by Step Solution
- Step 1: Write the proportion equation
67,249.18 : 100,874.58 = 22,876.84 : x - Step 2: Convert to fraction form
67,249.18/100,874.58 = 22,876.84/x - Step 3: Cross multiply
67,249.18x = 100,874.58 × 22,876.84 - Step 4: Simplify right side
67,249.18x = 2,307,691,626.73 - Step 5: Solve for x
x = 2,307,691,626.73/67,249.18 - Step 6: Final answer
x = 34,315.54
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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.