Finding the Fourth Proportional to 206,217.96, 284,566.68 and 115,558.44
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Solution
The fourth proportional to 206,217.96, 284,566.68 and 115,558.44 is: 159,462.74
Step by Step Solution
- Step 1: Write the proportion equation
206,217.96 : 284,566.68 = 115,558.44 : x - Step 2: Convert to fraction form
206,217.96/284,566.68 = 115,558.44/x - Step 3: Cross multiply
206,217.96x = 284,566.68 × 115,558.44 - Step 4: Simplify right side
206,217.96x = 32,884,081,616.78 - Step 5: Solve for x
x = 32,884,081,616.78/206,217.96 - Step 6: Final answer
x = 159,462.74
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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.