Finding the Fourth Proportional to 201,174.72, 277,620.60 and 110,536.80
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Solution
The fourth proportional to 201,174.72, 277,620.60 and 110,536.80 is: 152,540.50
Step by Step Solution
- Step 1: Write the proportion equation
201,174.72 : 277,620.60 = 110,536.80 : x - Step 2: Convert to fraction form
201,174.72/277,620.60 = 110,536.80/x - Step 3: Cross multiply
201,174.72x = 277,620.60 × 110,536.80 - Step 4: Simplify right side
201,174.72x = 30,687,292,738.08 - Step 5: Solve for x
x = 30,687,292,738.08/201,174.72 - Step 6: Final answer
x = 152,540.50
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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.