Finding the Fourth Proportional to 214,028.33, 320,747.24 and 161,379.95
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Solution
The fourth proportional to 214,028.33, 320,747.24 and 161,379.95 is: 241,847.30
Step by Step Solution
- Step 1: Write the proportion equation
214,028.33 : 320,747.24 = 161,379.95 : x - Step 2: Convert to fraction form
214,028.33/320,747.24 = 161,379.95/x - Step 3: Cross multiply
214,028.33x = 320,747.24 × 161,379.95 - Step 4: Simplify right side
214,028.33x = 51,762,172,353.55 - Step 5: Solve for x
x = 51,762,172,353.55/214,028.33 - Step 6: Final answer
x = 241,847.30
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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.