Finding the Fourth Proportional to 216,222.67, 324,349.67 and 83,103.09
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Solution
The fourth proportional to 216,222.67, 324,349.67 and 83,103.09 is: 124,660.66
Step by Step Solution
- Step 1: Write the proportion equation
216,222.67 : 324,349.67 = 83,103.09 : x - Step 2: Convert to fraction form
216,222.67/324,349.67 = 83,103.09/x - Step 3: Cross multiply
216,222.67x = 324,349.67 × 83,103.09 - Step 4: Simplify right side
216,222.67x = 26,954,459,817.48 - Step 5: Solve for x
x = 26,954,459,817.48/216,222.67 - Step 6: Final answer
x = 124,660.66
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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.