Finding the Fourth Proportional to 69,762.26, 104,528.37 and 40,204.94
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Solution
The fourth proportional to 69,762.26, 104,528.37 and 40,204.94 is: 60,241.12
Step by Step Solution
- Step 1: Write the proportion equation
69,762.26 : 104,528.37 = 40,204.94 : x - Step 2: Convert to fraction form
69,762.26/104,528.37 = 40,204.94/x - Step 3: Cross multiply
69,762.26x = 104,528.37 × 40,204.94 - Step 4: Simplify right side
69,762.26x = 4,202,556,844.15 - Step 5: Solve for x
x = 4,202,556,844.15/69,762.26 - Step 6: Final answer
x = 60,241.12
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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.