Finding the Fourth Proportional to 217,734.03, 326,621.58 and 84,624.48
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Solution
The fourth proportional to 217,734.03, 326,621.58 and 84,624.48 is: 126,944.70
Step by Step Solution
- Step 1: Write the proportion equation
217,734.03 : 326,621.58 = 84,624.48 : x - Step 2: Convert to fraction form
217,734.03/326,621.58 = 84,624.48/x - Step 3: Cross multiply
217,734.03x = 326,621.58 × 84,624.48 - Step 4: Simplify right side
217,734.03x = 27,640,181,364.28 - Step 5: Solve for x
x = 27,640,181,364.28/217,734.03 - Step 6: Final answer
x = 126,944.70
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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.