Finding the Fourth Proportional to 215,968.98, 324,051.93 and 110,861.82
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Solution
The fourth proportional to 215,968.98, 324,051.93 and 110,861.82 is: 166,343.27
Step by Step Solution
- Step 1: Write the proportion equation
215,968.98 : 324,051.93 = 110,861.82 : x - Step 2: Convert to fraction form
215,968.98/324,051.93 = 110,861.82/x - Step 3: Cross multiply
215,968.98x = 324,051.93 × 110,861.82 - Step 4: Simplify right side
215,968.98x = 35,924,986,734.31 - Step 5: Solve for x
x = 35,924,986,734.31/215,968.98 - Step 6: Final answer
x = 166,343.27
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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.