Finding the Fourth Proportional to 217,785.35, 326,523.58 and 84,553.31
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Solution
The fourth proportional to 217,785.35, 326,523.58 and 84,553.31 is: 126,770.00
Step by Step Solution
- Step 1: Write the proportion equation
217,785.35 : 326,523.58 = 84,553.31 : x - Step 2: Convert to fraction form
217,785.35/326,523.58 = 84,553.31/x - Step 3: Cross multiply
217,785.35x = 326,523.58 × 84,553.31 - Step 4: Simplify right side
217,785.35x = 27,608,649,482.05 - Step 5: Solve for x
x = 27,608,649,482.05/217,785.35 - Step 6: Final answer
x = 126,770.00
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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.