Finding the Fourth Proportional to 135,099.91, 202,619.05 and 50,868.96
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Solution
The fourth proportional to 135,099.91, 202,619.05 and 50,868.96 is: 76,291.83
Step by Step Solution
- Step 1: Write the proportion equation
135,099.91 : 202,619.05 = 50,868.96 : x - Step 2: Convert to fraction form
135,099.91/202,619.05 = 50,868.96/x - Step 3: Cross multiply
135,099.91x = 202,619.05 × 50,868.96 - Step 4: Simplify right side
135,099.91x = 10,307,019,082.25 - Step 5: Solve for x
x = 10,307,019,082.25/135,099.91 - Step 6: Final answer
x = 76,291.83
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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.