Finding the Fourth Proportional to 202,221.10, 303,331.65 and 162,855.10
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Solution
The fourth proportional to 202,221.10, 303,331.65 and 162,855.10 is: 244,282.65
Step by Step Solution
- Step 1: Write the proportion equation
202,221.10 : 303,331.65 = 162,855.10 : x - Step 2: Convert to fraction form
202,221.10/303,331.65 = 162,855.10/x - Step 3: Cross multiply
202,221.10x = 303,331.65 × 162,855.10 - Step 4: Simplify right side
202,221.10x = 49,399,106,193.92 - Step 5: Solve for x
x = 49,399,106,193.92/202,221.10 - Step 6: Final answer
x = 244,282.65
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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.