Finding the Fourth Proportional to 146,935.08, 202,756.26 and 82,406.97
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Solution
The fourth proportional to 146,935.08, 202,756.26 and 82,406.97 is: 113,713.68
Step by Step Solution
- Step 1: Write the proportion equation
146,935.08 : 202,756.26 = 82,406.97 : x - Step 2: Convert to fraction form
146,935.08/202,756.26 = 82,406.97/x - Step 3: Cross multiply
146,935.08x = 202,756.26 × 82,406.97 - Step 4: Simplify right side
146,935.08x = 16,708,529,035.13 - Step 5: Solve for x
x = 16,708,529,035.13/146,935.08 - Step 6: Final answer
x = 113,713.68
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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.