Finding the Fourth Proportional to 197,657.49, 295,907.90 and 122,551.05
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Solution
The fourth proportional to 197,657.49, 295,907.90 and 122,551.05 is: 183,467.99
Step by Step Solution
- Step 1: Write the proportion equation
197,657.49 : 295,907.90 = 122,551.05 : x - Step 2: Convert to fraction form
197,657.49/295,907.90 = 122,551.05/x - Step 3: Cross multiply
197,657.49x = 295,907.90 × 122,551.05 - Step 4: Simplify right side
197,657.49x = 36,263,823,235.54 - Step 5: Solve for x
x = 36,263,823,235.54/197,657.49 - Step 6: Final answer
x = 183,467.99
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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.