Finding the Fourth Proportional to 80,536.06, 120,748.97 and 41,016.70
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Solution
The fourth proportional to 80,536.06, 120,748.97 and 41,016.70 is: 61,496.98
Step by Step Solution
- Step 1: Write the proportion equation
80,536.06 : 120,748.97 = 41,016.70 : x - Step 2: Convert to fraction form
80,536.06/120,748.97 = 41,016.70/x - Step 3: Cross multiply
80,536.06x = 120,748.97 × 41,016.70 - Step 4: Simplify right side
80,536.06x = 4,952,724,277.80 - Step 5: Solve for x
x = 4,952,724,277.80/80,536.06 - Step 6: Final answer
x = 61,496.98
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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.