Finding the Fourth Proportional to 68,546.49, 102,828.19 and 33,459.63
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Solution
The fourth proportional to 68,546.49, 102,828.19 and 33,459.63 is: 50,193.57
Step by Step Solution
- Step 1: Write the proportion equation
68,546.49 : 102,828.19 = 33,459.63 : x - Step 2: Convert to fraction form
68,546.49/102,828.19 = 33,459.63/x - Step 3: Cross multiply
68,546.49x = 102,828.19 × 33,459.63 - Step 4: Simplify right side
68,546.49x = 3,440,593,190.97 - Step 5: Solve for x
x = 3,440,593,190.97/68,546.49 - Step 6: Final answer
x = 50,193.57
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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.