Finding the Fourth Proportional to 252,717.85, 348,638.82 and 171,016.99
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Solution
The fourth proportional to 252,717.85, 348,638.82 and 171,016.99 is: 235,927.78
Step by Step Solution
- Step 1: Write the proportion equation
252,717.85 : 348,638.82 = 171,016.99 : x - Step 2: Convert to fraction form
252,717.85/348,638.82 = 171,016.99/x - Step 3: Cross multiply
252,717.85x = 348,638.82 × 171,016.99 - Step 4: Simplify right side
252,717.85x = 59,623,161,593.55 - Step 5: Solve for x
x = 59,623,161,593.55/252,717.85 - Step 6: Final answer
x = 235,927.78
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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.