Finding the Fourth Proportional to 201,889.29, 302,445.84 and 112,872.84
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Solution
The fourth proportional to 201,889.29, 302,445.84 and 112,872.84 is: 169,092.28
Step by Step Solution
- Step 1: Write the proportion equation
201,889.29 : 302,445.84 = 112,872.84 : x - Step 2: Convert to fraction form
201,889.29/302,445.84 = 112,872.84/x - Step 3: Cross multiply
201,889.29x = 302,445.84 × 112,872.84 - Step 4: Simplify right side
201,889.29x = 34,137,920,906.99 - Step 5: Solve for x
x = 34,137,920,906.99/201,889.29 - Step 6: Final answer
x = 169,092.28
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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.