Finding the Fourth Proportional to 215,701.68, 323,517.44 and 101,849.26
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Solution
The fourth proportional to 215,701.68, 323,517.44 and 101,849.26 is: 152,757.33
Step by Step Solution
- Step 1: Write the proportion equation
215,701.68 : 323,517.44 = 101,849.26 : x - Step 2: Convert to fraction form
215,701.68/323,517.44 = 101,849.26/x - Step 3: Cross multiply
215,701.68x = 323,517.44 × 101,849.26 - Step 4: Simplify right side
215,701.68x = 32,950,011,861.09 - Step 5: Solve for x
x = 32,950,011,861.09/215,701.68 - Step 6: Final answer
x = 152,757.33
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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.