Finding the Fourth Proportional to 197,322.21, 295,934.09 and 77,403.56
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Solution
The fourth proportional to 197,322.21, 295,934.09 and 77,403.56 is: 116,086.02
Step by Step Solution
- Step 1: Write the proportion equation
197,322.21 : 295,934.09 = 77,403.56 : x - Step 2: Convert to fraction form
197,322.21/295,934.09 = 77,403.56/x - Step 3: Cross multiply
197,322.21x = 295,934.09 × 77,403.56 - Step 4: Simplify right side
197,322.21x = 22,906,350,224.67 - Step 5: Solve for x
x = 22,906,350,224.67/197,322.21 - Step 6: Final answer
x = 116,086.02
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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.