Finding the Fourth Proportional to 271,800.80, 375,087.48 and 158,601.68
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Solution
The fourth proportional to 271,800.80, 375,087.48 and 158,601.68 is: 218,871.70
Step by Step Solution
- Step 1: Write the proportion equation
271,800.80 : 375,087.48 = 158,601.68 : x - Step 2: Convert to fraction form
271,800.80/375,087.48 = 158,601.68/x - Step 3: Cross multiply
271,800.80x = 375,087.48 × 158,601.68 - Step 4: Simplify right side
271,800.80x = 59,489,504,474.97 - Step 5: Solve for x
x = 59,489,504,474.97/271,800.80 - Step 6: Final answer
x = 218,871.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.