Finding the Fourth Proportional to 196,395.18, 271,128.92 and 132,201.92
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Solution
The fourth proportional to 196,395.18, 271,128.92 and 132,201.92 is: 182,508.37
Step by Step Solution
- Step 1: Write the proportion equation
196,395.18 : 271,128.92 = 132,201.92 : x - Step 2: Convert to fraction form
196,395.18/271,128.92 = 132,201.92/x - Step 3: Cross multiply
196,395.18x = 271,128.92 × 132,201.92 - Step 4: Simplify right side
196,395.18x = 35,843,763,791.53 - Step 5: Solve for x
x = 35,843,763,791.53/196,395.18 - Step 6: Final answer
x = 182,508.37
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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.