Finding the Fourth Proportional to 252,408.96, 378,531.48 and 83,883.96
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Solution
The fourth proportional to 252,408.96, 378,531.48 and 83,883.96 is: 125,798.70
Step by Step Solution
- Step 1: Write the proportion equation
252,408.96 : 378,531.48 = 83,883.96 : x - Step 2: Convert to fraction form
252,408.96/378,531.48 = 83,883.96/x - Step 3: Cross multiply
252,408.96x = 378,531.48 × 83,883.96 - Step 4: Simplify right side
252,408.96x = 31,752,719,527.06 - Step 5: Solve for x
x = 31,752,719,527.06/252,408.96 - Step 6: Final answer
x = 125,798.70
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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.