Finding the Fourth Proportional to 121,543.44, 182,315.16 and 32,796.95
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Solution
The fourth proportional to 121,543.44, 182,315.16 and 32,796.95 is: 49,195.42
Step by Step Solution
- Step 1: Write the proportion equation
121,543.44 : 182,315.16 = 32,796.95 : x - Step 2: Convert to fraction form
121,543.44/182,315.16 = 32,796.95/x - Step 3: Cross multiply
121,543.44x = 182,315.16 × 32,796.95 - Step 4: Simplify right side
121,543.44x = 5,979,380,275.19 - Step 5: Solve for x
x = 5,979,380,275.19/121,543.44 - Step 6: Final answer
x = 49,195.42
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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.