Finding the Fourth Proportional to 248,738.18, 373,160.39 and 80,268.08
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Solution
The fourth proportional to 248,738.18, 373,160.39 and 80,268.08 is: 120,419.26
Step by Step Solution
- Step 1: Write the proportion equation
248,738.18 : 373,160.39 = 80,268.08 : x - Step 2: Convert to fraction form
248,738.18/373,160.39 = 80,268.08/x - Step 3: Cross multiply
248,738.18x = 373,160.39 × 80,268.08 - Step 4: Simplify right side
248,738.18x = 29,952,865,770.21 - Step 5: Solve for x
x = 29,952,865,770.21/248,738.18 - Step 6: Final answer
x = 120,419.26
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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.