Finding the Fourth Proportional to 75,841.26, 113,673.29 and 57,060.95
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Solution
The fourth proportional to 75,841.26, 113,673.29 and 57,060.95 is: 85,524.75
Step by Step Solution
- Step 1: Write the proportion equation
75,841.26 : 113,673.29 = 57,060.95 : x - Step 2: Convert to fraction form
75,841.26/113,673.29 = 57,060.95/x - Step 3: Cross multiply
75,841.26x = 113,673.29 × 57,060.95 - Step 4: Simplify right side
75,841.26x = 6,486,305,063.35 - Step 5: Solve for x
x = 6,486,305,063.35/75,841.26 - Step 6: Final answer
x = 85,524.75
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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.