Finding the Fourth Proportional to 271,243.94, 374,297.00 and 148,716.70
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Solution
The fourth proportional to 271,243.94, 374,297.00 and 148,716.70 is: 205,218.28
Step by Step Solution
- Step 1: Write the proportion equation
271,243.94 : 374,297.00 = 148,716.70 : x - Step 2: Convert to fraction form
271,243.94/374,297.00 = 148,716.70/x - Step 3: Cross multiply
271,243.94x = 374,297.00 × 148,716.70 - Step 4: Simplify right side
271,243.94x = 55,664,212,980.57 - Step 5: Solve for x
x = 55,664,212,980.57/271,243.94 - Step 6: Final answer
x = 205,218.28
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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.