Finding the Fourth Proportional to 71,091.48, 106,597.53 and 44,739.75
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Solution
The fourth proportional to 71,091.48, 106,597.53 and 44,739.75 is: 67,084.65
Step by Step Solution
- Step 1: Write the proportion equation
71,091.48 : 106,597.53 = 44,739.75 : x - Step 2: Convert to fraction form
71,091.48/106,597.53 = 44,739.75/x - Step 3: Cross multiply
71,091.48x = 106,597.53 × 44,739.75 - Step 4: Simplify right side
71,091.48x = 4,769,146,842.82 - Step 5: Solve for x
x = 4,769,146,842.82/71,091.48 - Step 6: Final answer
x = 67,084.65
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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.