Finding the Fourth Proportional to 146,186.19, 219,102.69 and 71,193.96
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Solution
The fourth proportional to 146,186.19, 219,102.69 and 71,193.96 is: 106,704.94
Step by Step Solution
- Step 1: Write the proportion equation
146,186.19 : 219,102.69 = 71,193.96 : x - Step 2: Convert to fraction form
146,186.19/219,102.69 = 71,193.96/x - Step 3: Cross multiply
146,186.19x = 219,102.69 × 71,193.96 - Step 4: Simplify right side
146,186.19x = 15,598,788,147.75 - Step 5: Solve for x
x = 15,598,788,147.75/146,186.19 - Step 6: Final answer
x = 106,704.94
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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.