Finding the Fourth Proportional to 232,562.68, 320,936.44 and 131,960.68
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Solution
The fourth proportional to 232,562.68, 320,936.44 and 131,960.68 is: 182,105.71
Step by Step Solution
- Step 1: Write the proportion equation
232,562.68 : 320,936.44 = 131,960.68 : x - Step 2: Convert to fraction form
232,562.68/320,936.44 = 131,960.68/x - Step 3: Cross multiply
232,562.68x = 320,936.44 × 131,960.68 - Step 4: Simplify right side
232,562.68x = 42,350,990,859.18 - Step 5: Solve for x
x = 42,350,990,859.18/232,562.68 - Step 6: Final answer
x = 182,105.71
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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.