Finding the Fourth Proportional to 203,036.19, 304,658.03 and 135,614.17
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Solution
The fourth proportional to 203,036.19, 304,658.03 and 135,614.17 is: 203,490.55
Step by Step Solution
- Step 1: Write the proportion equation
203,036.19 : 304,658.03 = 135,614.17 : x - Step 2: Convert to fraction form
203,036.19/304,658.03 = 135,614.17/x - Step 3: Cross multiply
203,036.19x = 304,658.03 × 135,614.17 - Step 4: Simplify right side
203,036.19x = 41,315,945,872.29 - Step 5: Solve for x
x = 41,315,945,872.29/203,036.19 - Step 6: Final answer
x = 203,490.55
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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.