Finding the Fourth Proportional to 216,327.24, 324,658.26 and 141,427.08
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Solution
The fourth proportional to 216,327.24, 324,658.26 and 141,427.08 is: 212,250.06
Step by Step Solution
- Step 1: Write the proportion equation
216,327.24 : 324,658.26 = 141,427.08 : x - Step 2: Convert to fraction form
216,327.24/324,658.26 = 141,427.08/x - Step 3: Cross multiply
216,327.24x = 324,658.26 × 141,427.08 - Step 4: Simplify right side
216,327.24x = 45,915,469,709.68 - Step 5: Solve for x
x = 45,915,469,709.68/216,327.24 - Step 6: Final answer
x = 212,250.06
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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.