Finding the Fourth Proportional to 169,453.54, 252,757.97 and 155,682.96
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Solution
The fourth proportional to 169,453.54, 252,757.97 and 155,682.96 is: 232,217.68
Step by Step Solution
- Step 1: Write the proportion equation
169,453.54 : 252,757.97 = 155,682.96 : x - Step 2: Convert to fraction form
169,453.54/252,757.97 = 155,682.96/x - Step 3: Cross multiply
169,453.54x = 252,757.97 × 155,682.96 - Step 4: Simplify right side
169,453.54x = 39,350,109,212.51 - Step 5: Solve for x
x = 39,350,109,212.51/169,453.54 - Step 6: Final answer
x = 232,217.68
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.