Finding the Fourth Proportional to 266,625.36, 367,942.10 and 145,766.75
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Solution
The fourth proportional to 266,625.36, 367,942.10 and 145,766.75 is: 201,157.62
Step by Step Solution
- Step 1: Write the proportion equation
266,625.36 : 367,942.10 = 145,766.75 : x - Step 2: Convert to fraction form
266,625.36/367,942.10 = 145,766.75/x - Step 3: Cross multiply
266,625.36x = 367,942.10 × 145,766.75 - Step 4: Simplify right side
266,625.36x = 53,633,721,536.63 - Step 5: Solve for x
x = 53,633,721,536.63/266,625.36 - Step 6: Final answer
x = 201,157.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.