Finding the Fourth Proportional to 183,442.40, 275,163.60 and 167,112.80
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Solution
The fourth proportional to 183,442.40, 275,163.60 and 167,112.80 is: 250,669.20
Step by Step Solution
- Step 1: Write the proportion equation
183,442.40 : 275,163.60 = 167,112.80 : x - Step 2: Convert to fraction form
183,442.40/275,163.60 = 167,112.80/x - Step 3: Cross multiply
183,442.40x = 275,163.60 × 167,112.80 - Step 4: Simplify right side
183,442.40x = 45,983,359,654.08 - Step 5: Solve for x
x = 45,983,359,654.08/183,442.40 - Step 6: Final answer
x = 250,669.20
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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.