Finding the Fourth Proportional to 146,610.96, 202,324.36 and 79,543.44
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Solution
The fourth proportional to 146,610.96, 202,324.36 and 79,543.44 is: 109,770.62
Step by Step Solution
- Step 1: Write the proportion equation
146,610.96 : 202,324.36 = 79,543.44 : x - Step 2: Convert to fraction form
146,610.96/202,324.36 = 79,543.44/x - Step 3: Cross multiply
146,610.96x = 202,324.36 × 79,543.44 - Step 4: Simplify right side
146,610.96x = 16,093,575,590.20 - Step 5: Solve for x
x = 16,093,575,590.20/146,610.96 - Step 6: Final answer
x = 109,770.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.