Finding the Fourth Proportional to 107,213.44, 160,758.63 and 40,611.09
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Solution
The fourth proportional to 107,213.44, 160,758.63 and 40,611.09 is: 60,893.33
Step by Step Solution
- Step 1: Write the proportion equation
107,213.44 : 160,758.63 = 40,611.09 : x - Step 2: Convert to fraction form
107,213.44/160,758.63 = 40,611.09/x - Step 3: Cross multiply
107,213.44x = 160,758.63 × 40,611.09 - Step 4: Simplify right side
107,213.44x = 6,528,582,889.78 - Step 5: Solve for x
x = 6,528,582,889.78/107,213.44 - Step 6: Final answer
x = 60,893.33
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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.