Finding the Fourth Proportional to 151,608.64, 227,511.36 and 68,503.36
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Solution
The fourth proportional to 151,608.64, 227,511.36 and 68,503.36 is: 102,799.50
Step by Step Solution
- Step 1: Write the proportion equation
151,608.64 : 227,511.36 = 68,503.36 : x - Step 2: Convert to fraction form
151,608.64/227,511.36 = 68,503.36/x - Step 3: Cross multiply
151,608.64x = 227,511.36 × 68,503.36 - Step 4: Simplify right side
151,608.64x = 15,585,292,598.17 - Step 5: Solve for x
x = 15,585,292,598.17/151,608.64 - Step 6: Final answer
x = 102,799.50
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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.