Finding the Fourth Proportional to 79,445.05, 119,161.43 and 37,334.37
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Solution
The fourth proportional to 79,445.05, 119,161.43 and 37,334.37 is: 55,998.66
Step by Step Solution
- Step 1: Write the proportion equation
79,445.05 : 119,161.43 = 37,334.37 : x - Step 2: Convert to fraction form
79,445.05/119,161.43 = 37,334.37/x - Step 3: Cross multiply
79,445.05x = 119,161.43 × 37,334.37 - Step 4: Simplify right side
79,445.05x = 4,448,816,647.25 - Step 5: Solve for x
x = 4,448,816,647.25/79,445.05 - Step 6: Final answer
x = 55,998.66
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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.