Finding the Fourth Proportional to 68,370.84, 102,566.16 and 33,286.68
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Solution
The fourth proportional to 68,370.84, 102,566.16 and 33,286.68 is: 49,934.84
Step by Step Solution
- Step 1: Write the proportion equation
68,370.84 : 102,566.16 = 33,286.68 : x - Step 2: Convert to fraction form
68,370.84/102,566.16 = 33,286.68/x - Step 3: Cross multiply
68,370.84x = 102,566.16 × 33,286.68 - Step 4: Simplify right side
68,370.84x = 3,414,086,946.75 - Step 5: Solve for x
x = 3,414,086,946.75/68,370.84 - Step 6: Final answer
x = 49,934.84
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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.