Finding the Fourth Proportional to 121,543.53, 182,315.49 and 32,797.09
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Solution
The fourth proportional to 121,543.53, 182,315.49 and 32,797.09 is: 49,195.69
Step by Step Solution
- Step 1: Write the proportion equation
121,543.53 : 182,315.49 = 32,797.09 : x - Step 2: Convert to fraction form
121,543.53/182,315.49 = 32,797.09/x - Step 3: Cross multiply
121,543.53x = 182,315.49 × 32,797.09 - Step 4: Simplify right side
121,543.53x = 5,979,417,533.92 - Step 5: Solve for x
x = 5,979,417,533.92/121,543.53 - Step 6: Final answer
x = 49,195.69
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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.