Finding the Fourth Proportional to 200,976.24, 301,021.49 and 112,009.08
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Solution
The fourth proportional to 200,976.24, 301,021.49 and 112,009.08 is: 167,766.80
Step by Step Solution
- Step 1: Write the proportion equation
200,976.24 : 301,021.49 = 112,009.08 : x - Step 2: Convert to fraction form
200,976.24/301,021.49 = 112,009.08/x - Step 3: Cross multiply
200,976.24x = 301,021.49 × 112,009.08 - Step 4: Simplify right side
200,976.24x = 33,717,140,435.15 - Step 5: Solve for x
x = 33,717,140,435.15/200,976.24 - Step 6: Final answer
x = 167,766.80
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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.