Finding the Fourth Proportional to 181,313.42, 271,969.84 and 48,193.68
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Solution
The fourth proportional to 181,313.42, 271,969.84 and 48,193.68 is: 72,290.44
Step by Step Solution
- Step 1: Write the proportion equation
181,313.42 : 271,969.84 = 48,193.68 : x - Step 2: Convert to fraction form
181,313.42/271,969.84 = 48,193.68/x - Step 3: Cross multiply
181,313.42x = 271,969.84 × 48,193.68 - Step 4: Simplify right side
181,313.42x = 13,107,227,998.05 - Step 5: Solve for x
x = 13,107,227,998.05/181,313.42 - Step 6: Final answer
x = 72,290.44
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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.