Finding the Fourth Proportional to 266,845.58, 400,157.64 and 98,375.49
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Solution
The fourth proportional to 266,845.58, 400,157.64 and 98,375.49 is: 147,522.42
Step by Step Solution
- Step 1: Write the proportion equation
266,845.58 : 400,157.64 = 98,375.49 : x - Step 2: Convert to fraction form
266,845.58/400,157.64 = 98,375.49/x - Step 3: Cross multiply
266,845.58x = 400,157.64 × 98,375.49 - Step 4: Simplify right side
266,845.58x = 39,365,703,912.24 - Step 5: Solve for x
x = 39,365,703,912.24/266,845.58 - Step 6: Final answer
x = 147,522.42
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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.