Finding the Fourth Proportional to 253,827.18, 350,318.28 and 146,375.82
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Solution
The fourth proportional to 253,827.18, 350,318.28 and 146,375.82 is: 202,019.84
Step by Step Solution
- Step 1: Write the proportion equation
253,827.18 : 350,318.28 = 146,375.82 : x - Step 2: Convert to fraction form
253,827.18/350,318.28 = 146,375.82/x - Step 3: Cross multiply
253,827.18x = 350,318.28 × 146,375.82 - Step 4: Simplify right side
253,827.18x = 51,278,125,495.99 - Step 5: Solve for x
x = 51,278,125,495.99/253,827.18 - Step 6: Final answer
x = 202,019.84
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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.