Finding the Fourth Proportional to 221,694.84, 332,542.26 and 132,837.03
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Solution
The fourth proportional to 221,694.84, 332,542.26 and 132,837.03 is: 199,255.55
Step by Step Solution
- Step 1: Write the proportion equation
221,694.84 : 332,542.26 = 132,837.03 : x - Step 2: Convert to fraction form
221,694.84/332,542.26 = 132,837.03/x - Step 3: Cross multiply
221,694.84x = 332,542.26 × 132,837.03 - Step 4: Simplify right side
221,694.84x = 44,173,926,167.89 - Step 5: Solve for x
x = 44,173,926,167.89/221,694.84 - Step 6: Final answer
x = 199,255.55
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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.