Finding the Fourth Proportional to 209,224.44, 288,730.08 and 113,730.84
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Solution
The fourth proportional to 209,224.44, 288,730.08 and 113,730.84 is: 156,948.75
Step by Step Solution
- Step 1: Write the proportion equation
209,224.44 : 288,730.08 = 113,730.84 : x - Step 2: Convert to fraction form
209,224.44/288,730.08 = 113,730.84/x - Step 3: Cross multiply
209,224.44x = 288,730.08 × 113,730.84 - Step 4: Simplify right side
209,224.44x = 32,837,514,531.67 - Step 5: Solve for x
x = 32,837,514,531.67/209,224.44 - Step 6: Final answer
x = 156,948.75
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1.5x scale
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.