Finding the Fourth Proportional to 117,584.37, 162,277.22 and 66,599.19
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Solution
The fourth proportional to 117,584.37, 162,277.22 and 66,599.19 is: 91,912.99
Step by Step Solution
- Step 1: Write the proportion equation
117,584.37 : 162,277.22 = 66,599.19 : x - Step 2: Convert to fraction form
117,584.37/162,277.22 = 66,599.19/x - Step 3: Cross multiply
117,584.37x = 162,277.22 × 66,599.19 - Step 4: Simplify right side
117,584.37x = 10,807,531,407.45 - Step 5: Solve for x
x = 10,807,531,407.45/117,584.37 - Step 6: Final answer
x = 91,912.99
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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.