Finding the Fourth Proportional to 72,236.00, 108,361.29 and 27,246.07
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Solution
The fourth proportional to 72,236.00, 108,361.29 and 27,246.07 is: 40,871.86
Step by Step Solution
- Step 1: Write the proportion equation
72,236.00 : 108,361.29 = 27,246.07 : x - Step 2: Convert to fraction form
72,236.00/108,361.29 = 27,246.07/x - Step 3: Cross multiply
72,236.00x = 108,361.29 × 27,246.07 - Step 4: Simplify right side
72,236.00x = 2,952,419,530.25 - Step 5: Solve for x
x = 2,952,419,530.25/72,236.00 - Step 6: Final answer
x = 40,871.86
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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.