Finding the Fourth Proportional to 248,991.23, 373,489.41 and 71,497.82
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Solution
The fourth proportional to 248,991.23, 373,489.41 and 71,497.82 is: 107,247.47
Step by Step Solution
- Step 1: Write the proportion equation
248,991.23 : 373,489.41 = 71,497.82 : x - Step 2: Convert to fraction form
248,991.23/373,489.41 = 71,497.82/x - Step 3: Cross multiply
248,991.23x = 373,489.41 × 71,497.82 - Step 4: Simplify right side
248,991.23x = 26,703,678,608.09 - Step 5: Solve for x
x = 26,703,678,608.09/248,991.23 - Step 6: Final answer
x = 107,247.47
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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.