Finding the Fourth Proportional to 198,887.08, 274,324.44 and 130,882.36
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Solution
The fourth proportional to 198,887.08, 274,324.44 and 130,882.36 is: 180,525.70
Step by Step Solution
- Step 1: Write the proportion equation
198,887.08 : 274,324.44 = 130,882.36 : x - Step 2: Convert to fraction form
198,887.08/274,324.44 = 130,882.36/x - Step 3: Cross multiply
198,887.08x = 274,324.44 × 130,882.36 - Step 4: Simplify right side
198,887.08x = 35,904,230,112.88 - Step 5: Solve for x
x = 35,904,230,112.88/198,887.08 - Step 6: Final answer
x = 180,525.70
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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.