Finding the Fourth Proportional to 234,378.30, 351,511.62 and 101,185.68
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Solution
The fourth proportional to 234,378.30, 351,511.62 and 101,185.68 is: 151,754.42
Step by Step Solution
- Step 1: Write the proportion equation
234,378.30 : 351,511.62 = 101,185.68 : x - Step 2: Convert to fraction form
234,378.30/351,511.62 = 101,185.68/x - Step 3: Cross multiply
234,378.30x = 351,511.62 × 101,185.68 - Step 4: Simplify right side
234,378.30x = 35,567,942,297.60 - Step 5: Solve for x
x = 35,567,942,297.60/234,378.30 - Step 6: Final answer
x = 151,754.42
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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.