Finding the Fourth Proportional to 135,704.23, 203,557.66 and 51,441.75
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Solution
The fourth proportional to 135,704.23, 203,557.66 and 51,441.75 is: 77,163.12
Step by Step Solution
- Step 1: Write the proportion equation
135,704.23 : 203,557.66 = 51,441.75 : x - Step 2: Convert to fraction form
135,704.23/203,557.66 = 51,441.75/x - Step 3: Cross multiply
135,704.23x = 203,557.66 × 51,441.75 - Step 4: Simplify right side
135,704.23x = 10,471,362,127.70 - Step 5: Solve for x
x = 10,471,362,127.70/135,704.23 - Step 6: Final answer
x = 77,163.12
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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.