Finding the Fourth Proportional to 183,471.80, 275,207.70 and 109,743.80
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Solution
The fourth proportional to 183,471.80, 275,207.70 and 109,743.80 is: 164,615.70
Step by Step Solution
- Step 1: Write the proportion equation
183,471.80 : 275,207.70 = 109,743.80 : x - Step 2: Convert to fraction form
183,471.80/275,207.70 = 109,743.80/x - Step 3: Cross multiply
183,471.80x = 275,207.70 × 109,743.80 - Step 4: Simplify right side
183,471.80x = 30,202,338,787.26 - Step 5: Solve for x
x = 30,202,338,787.26/183,471.80 - Step 6: Final answer
x = 164,615.70
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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.