Finding the Fourth Proportional to 182,362.62, 251,359.14 and 121,911.18
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Solution
The fourth proportional to 182,362.62, 251,359.14 and 121,911.18 is: 168,036.02
Step by Step Solution
- Step 1: Write the proportion equation
182,362.62 : 251,359.14 = 121,911.18 : x - Step 2: Convert to fraction form
182,362.62/251,359.14 = 121,911.18/x - Step 3: Cross multiply
182,362.62x = 251,359.14 × 121,911.18 - Step 4: Simplify right side
182,362.62x = 30,643,489,361.19 - Step 5: Solve for x
x = 30,643,489,361.19/182,362.62 - Step 6: Final answer
x = 168,036.02
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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.