Finding the Fourth Proportional to 209,165.75, 289,408.74 and 182,364.08
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Solution
The fourth proportional to 209,165.75, 289,408.74 and 182,364.08 is: 252,325.05
Step by Step Solution
- Step 1: Write the proportion equation
209,165.75 : 289,408.74 = 182,364.08 : x - Step 2: Convert to fraction form
209,165.75/289,408.74 = 182,364.08/x - Step 3: Cross multiply
209,165.75x = 289,408.74 × 182,364.08 - Step 4: Simplify right side
209,165.75x = 52,777,758,614.06 - Step 5: Solve for x
x = 52,777,758,614.06/209,165.75 - Step 6: Final answer
x = 252,325.05
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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.