Finding the Fourth Proportional to 209,232.62, 288,734.94 and 118,596.94
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Solution
The fourth proportional to 209,232.62, 288,734.94 and 118,596.94 is: 163,660.33
Step by Step Solution
- Step 1: Write the proportion equation
209,232.62 : 288,734.94 = 118,596.94 : x - Step 2: Convert to fraction form
209,232.62/288,734.94 = 118,596.94/x - Step 3: Cross multiply
209,232.62x = 288,734.94 × 118,596.94 - Step 4: Simplify right side
209,232.62x = 34,243,080,355.08 - Step 5: Solve for x
x = 34,243,080,355.08/209,232.62 - Step 6: Final answer
x = 163,660.33
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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.