Finding the Fourth Proportional to 266,103.99, 367,220.49 and 151,379.94
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Solution
The fourth proportional to 266,103.99, 367,220.49 and 151,379.94 is: 208,902.60
Step by Step Solution
- Step 1: Write the proportion equation
266,103.99 : 367,220.49 = 151,379.94 : x - Step 2: Convert to fraction form
266,103.99/367,220.49 = 151,379.94/x - Step 3: Cross multiply
266,103.99x = 367,220.49 × 151,379.94 - Step 4: Simplify right side
266,103.99x = 55,589,815,742.97 - Step 5: Solve for x
x = 55,589,815,742.97/266,103.99 - Step 6: Final answer
x = 208,902.60
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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.