Finding the Fourth Proportional to 121,542.29, 182,313.43 and 32,795.79
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Solution
The fourth proportional to 121,542.29, 182,313.43 and 32,795.79 is: 49,193.68
Step by Step Solution
- Step 1: Write the proportion equation
121,542.29 : 182,313.43 = 32,795.79 : x - Step 2: Convert to fraction form
121,542.29/182,313.43 = 32,795.79/x - Step 3: Cross multiply
121,542.29x = 182,313.43 × 32,795.79 - Step 4: Simplify right side
121,542.29x = 5,979,112,964.46 - Step 5: Solve for x
x = 5,979,112,964.46/121,542.29 - Step 6: Final answer
x = 49,193.68
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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.