Finding the Fourth Proportional to 214,861.35, 296,516.40 and 124,245.75
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Solution
The fourth proportional to 214,861.35, 296,516.40 and 124,245.75 is: 171,463.61
Step by Step Solution
- Step 1: Write the proportion equation
214,861.35 : 296,516.40 = 124,245.75 : x - Step 2: Convert to fraction form
214,861.35/296,516.40 = 124,245.75/x - Step 3: Cross multiply
214,861.35x = 296,516.40 × 124,245.75 - Step 4: Simplify right side
214,861.35x = 36,840,902,505.30 - Step 5: Solve for x
x = 36,840,902,505.30/214,861.35 - Step 6: Final answer
x = 171,463.61
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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.