Finding the Fourth Proportional to 134,161.20, 201,241.80 and 132,192.90
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Solution
The fourth proportional to 134,161.20, 201,241.80 and 132,192.90 is: 198,289.35
Step by Step Solution
- Step 1: Write the proportion equation
134,161.20 : 201,241.80 = 132,192.90 : x - Step 2: Convert to fraction form
134,161.20/201,241.80 = 132,192.90/x - Step 3: Cross multiply
134,161.20x = 201,241.80 × 132,192.90 - Step 4: Simplify right side
134,161.20x = 26,602,737,143.22 - Step 5: Solve for x
x = 26,602,737,143.22/134,161.20 - Step 6: Final answer
x = 198,289.35
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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.