Finding the Fourth Proportional to 146,816.87, 202,621.50 and 82,297.08
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Solution
The fourth proportional to 146,816.87, 202,621.50 and 82,297.08 is: 113,577.94
Step by Step Solution
- Step 1: Write the proportion equation
146,816.87 : 202,621.50 = 82,297.08 : x - Step 2: Convert to fraction form
146,816.87/202,621.50 = 82,297.08/x - Step 3: Cross multiply
146,816.87x = 202,621.50 × 82,297.08 - Step 4: Simplify right side
146,816.87x = 16,675,157,795.22 - Step 5: Solve for x
x = 16,675,157,795.22/146,816.87 - Step 6: Final answer
x = 113,577.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.