Finding the Fourth Proportional to 135,231.80, 202,866.90 and 41,727.80
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Solution
The fourth proportional to 135,231.80, 202,866.90 and 41,727.80 is: 62,597.62
Step by Step Solution
- Step 1: Write the proportion equation
135,231.80 : 202,866.90 = 41,727.80 : x - Step 2: Convert to fraction form
135,231.80/202,866.90 = 41,727.80/x - Step 3: Cross multiply
135,231.80x = 202,866.90 × 41,727.80 - Step 4: Simplify right side
135,231.80x = 8,465,189,429.82 - Step 5: Solve for x
x = 8,465,189,429.82/135,231.80 - Step 6: Final answer
x = 62,597.62
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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.