Finding the Fourth Proportional to 67,119.33, 100,663.44 and 29,658.99
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Solution
The fourth proportional to 67,119.33, 100,663.44 and 29,658.99 is: 44,481.61
Step by Step Solution
- Step 1: Write the proportion equation
67,119.33 : 100,663.44 = 29,658.99 : x - Step 2: Convert to fraction form
67,119.33/100,663.44 = 29,658.99/x - Step 3: Cross multiply
67,119.33x = 100,663.44 × 29,658.99 - Step 4: Simplify right side
67,119.33x = 2,985,575,960.33 - Step 5: Solve for x
x = 2,985,575,960.33/67,119.33 - Step 6: Final answer
x = 44,481.61
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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.