Finding the Fourth Proportional to 203,202.23, 280,556.06 and 126,837.63
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Solution
The fourth proportional to 203,202.23, 280,556.06 and 126,837.63 is: 175,121.43
Step by Step Solution
- Step 1: Write the proportion equation
203,202.23 : 280,556.06 = 126,837.63 : x - Step 2: Convert to fraction form
203,202.23/280,556.06 = 126,837.63/x - Step 3: Cross multiply
203,202.23x = 280,556.06 × 126,837.63 - Step 4: Simplify right side
203,202.23x = 35,585,065,098.35 - Step 5: Solve for x
x = 35,585,065,098.35/203,202.23 - Step 6: Final answer
x = 175,121.43
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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.