Finding the Fourth Proportional to 150,119.64, 207,163.33 and 82,135.82
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Solution
The fourth proportional to 150,119.64, 207,163.33 and 82,135.82 is: 113,346.46
Step by Step Solution
- Step 1: Write the proportion equation
150,119.64 : 207,163.33 = 82,135.82 : x - Step 2: Convert to fraction form
150,119.64/207,163.33 = 82,135.82/x - Step 3: Cross multiply
150,119.64x = 207,163.33 × 82,135.82 - Step 4: Simplify right side
150,119.64x = 17,015,530,296.05 - Step 5: Solve for x
x = 17,015,530,296.05/150,119.64 - Step 6: Final answer
x = 113,346.46
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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.