Finding the Fourth Proportional to 202,405.42, 303,672.93 and 97,231.78
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Solution
The fourth proportional to 202,405.42, 303,672.93 and 97,231.78 is: 145,878.80
Step by Step Solution
- Step 1: Write the proportion equation
202,405.42 : 303,672.93 = 97,231.78 : x - Step 2: Convert to fraction form
202,405.42/303,672.93 = 97,231.78/x - Step 3: Cross multiply
202,405.42x = 303,672.93 × 97,231.78 - Step 4: Simplify right side
202,405.42x = 29,526,659,521.72 - Step 5: Solve for x
x = 29,526,659,521.72/202,405.42 - Step 6: Final answer
x = 145,878.80
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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.