Finding the Fourth Proportional to 246,211.05, 339,770.70 and 133,033.80
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Solution
The fourth proportional to 246,211.05, 339,770.70 and 133,033.80 is: 183,586.35
Step by Step Solution
- Step 1: Write the proportion equation
246,211.05 : 339,770.70 = 133,033.80 : x - Step 2: Convert to fraction form
246,211.05/339,770.70 = 133,033.80/x - Step 3: Cross multiply
246,211.05x = 339,770.70 × 133,033.80 - Step 4: Simplify right side
246,211.05x = 45,200,987,349.66 - Step 5: Solve for x
x = 45,200,987,349.66/246,211.05 - Step 6: Final answer
x = 183,586.35
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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.