Finding the Fourth Proportional to 201,442.40, 277,990.65 and 110,805.26
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Solution
The fourth proportional to 201,442.40, 277,990.65 and 110,805.26 is: 152,911.33
Step by Step Solution
- Step 1: Write the proportion equation
201,442.40 : 277,990.65 = 110,805.26 : x - Step 2: Convert to fraction form
201,442.40/277,990.65 = 110,805.26/x - Step 3: Cross multiply
201,442.40x = 277,990.65 × 110,805.26 - Step 4: Simplify right side
201,442.40x = 30,802,825,555.84 - Step 5: Solve for x
x = 30,802,825,555.84/201,442.40 - Step 6: Final answer
x = 152,911.33
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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.