Finding the Fourth Proportional to 197,083.09, 295,626.26 and 84,755.53
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Solution
The fourth proportional to 197,083.09, 295,626.26 and 84,755.53 is: 127,133.99
Step by Step Solution
- Step 1: Write the proportion equation
197,083.09 : 295,626.26 = 84,755.53 : x - Step 2: Convert to fraction form
197,083.09/295,626.26 = 84,755.53/x - Step 3: Cross multiply
197,083.09x = 295,626.26 × 84,755.53 - Step 4: Simplify right side
197,083.09x = 25,055,959,924.44 - Step 5: Solve for x
x = 25,055,959,924.44/197,083.09 - Step 6: Final answer
x = 127,133.99
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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.