Finding the Fourth Proportional to 199,009.23, 298,202.81 and 114,821.07
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Solution
The fourth proportional to 199,009.23, 298,202.81 and 114,821.07 is: 172,052.15
Step by Step Solution
- Step 1: Write the proportion equation
199,009.23 : 298,202.81 = 114,821.07 : x - Step 2: Convert to fraction form
199,009.23/298,202.81 = 114,821.07/x - Step 3: Cross multiply
199,009.23x = 298,202.81 × 114,821.07 - Step 4: Simplify right side
199,009.23x = 34,239,965,147.10 - Step 5: Solve for x
x = 34,239,965,147.10/199,009.23 - Step 6: Final answer
x = 172,052.15
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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.