Finding the Fourth Proportional to 202,066.10, 303,135.60 and 101,974.40
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Solution
The fourth proportional to 202,066.10, 303,135.60 and 101,974.40 is: 152,979.99
Step by Step Solution
- Step 1: Write the proportion equation
202,066.10 : 303,135.60 = 101,974.40 : x - Step 2: Convert to fraction form
202,066.10/303,135.60 = 101,974.40/x - Step 3: Cross multiply
202,066.10x = 303,135.60 × 101,974.40 - Step 4: Simplify right side
202,066.10x = 30,912,070,928.64 - Step 5: Solve for x
x = 30,912,070,928.64/202,066.10 - Step 6: Final answer
x = 152,979.99
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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.