Finding the Fourth Proportional to 201,365.85, 277,882.38 and 110,721.09
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Solution
The fourth proportional to 201,365.85, 277,882.38 and 110,721.09 is: 152,793.73
Step by Step Solution
- Step 1: Write the proportion equation
201,365.85 : 277,882.38 = 110,721.09 : x - Step 2: Convert to fraction form
201,365.85/277,882.38 = 110,721.09/x - Step 3: Cross multiply
201,365.85x = 277,882.38 × 110,721.09 - Step 4: Simplify right side
201,365.85x = 30,767,440,005.39 - Step 5: Solve for x
x = 30,767,440,005.39/201,365.85 - Step 6: Final answer
x = 152,793.73
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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.