Finding the Fourth Proportional to 151,722.36, 227,513.08 and 88,560.72
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Solution
The fourth proportional to 151,722.36, 227,513.08 and 88,560.72 is: 132,799.95
Step by Step Solution
- Step 1: Write the proportion equation
151,722.36 : 227,513.08 = 88,560.72 : x - Step 2: Convert to fraction form
151,722.36/227,513.08 = 88,560.72/x - Step 3: Cross multiply
151,722.36x = 227,513.08 × 88,560.72 - Step 4: Simplify right side
151,722.36x = 20,148,722,174.22 - Step 5: Solve for x
x = 20,148,722,174.22/151,722.36 - Step 6: Final answer
x = 132,799.95
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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.