Finding the Fourth Proportional to 135,152.48, 202,697.26 and 50,921.08
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Solution
The fourth proportional to 135,152.48, 202,697.26 and 50,921.08 is: 76,369.76
Step by Step Solution
- Step 1: Write the proportion equation
135,152.48 : 202,697.26 = 50,921.08 : x - Step 2: Convert to fraction form
135,152.48/202,697.26 = 50,921.08/x - Step 3: Cross multiply
135,152.48x = 202,697.26 × 50,921.08 - Step 4: Simplify right side
135,152.48x = 10,321,562,758.20 - Step 5: Solve for x
x = 10,321,562,758.20/135,152.48 - Step 6: Final answer
x = 76,369.76
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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.