Finding the Fourth Proportional to 181,327.10, 271,713.45 and 121,942.94
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Solution
The fourth proportional to 181,327.10, 271,713.45 and 121,942.94 is: 182,727.99
Step by Step Solution
- Step 1: Write the proportion equation
181,327.10 : 271,713.45 = 121,942.94 : x - Step 2: Convert to fraction form
181,327.10/271,713.45 = 121,942.94/x - Step 3: Cross multiply
181,327.10x = 271,713.45 × 121,942.94 - Step 4: Simplify right side
181,327.10x = 33,133,536,930.54 - Step 5: Solve for x
x = 33,133,536,930.54/181,327.10 - Step 6: Final answer
x = 182,727.99
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1.5x scale
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.