Finding the Fourth Proportional to 136,048.56, 203,043.99 and 132,505.62
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Solution
The fourth proportional to 136,048.56, 203,043.99 and 132,505.62 is: 197,756.37
Step by Step Solution
- Step 1: Write the proportion equation
136,048.56 : 203,043.99 = 132,505.62 : x - Step 2: Convert to fraction form
136,048.56/203,043.99 = 132,505.62/x - Step 3: Cross multiply
136,048.56x = 203,043.99 × 132,505.62 - Step 4: Simplify right side
136,048.56x = 26,904,469,782.22 - Step 5: Solve for x
x = 26,904,469,782.22/136,048.56 - Step 6: Final answer
x = 197,756.37
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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.