Finding the Fourth Proportional to 204,099.96, 306,214.74 and 70,974.84
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Solution
The fourth proportional to 204,099.96, 306,214.74 and 70,974.84 is: 106,484.79
Step by Step Solution
- Step 1: Write the proportion equation
204,099.96 : 306,214.74 = 70,974.84 : x - Step 2: Convert to fraction form
204,099.96/306,214.74 = 70,974.84/x - Step 3: Cross multiply
204,099.96x = 306,214.74 × 70,974.84 - Step 4: Simplify right side
204,099.96x = 21,733,542,177.14 - Step 5: Solve for x
x = 21,733,542,177.14/204,099.96 - Step 6: Final answer
x = 106,484.79
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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.