Finding the Fourth Proportional to 201,771.70, 302,542.35 and 83,302.90
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Solution
The fourth proportional to 201,771.70, 302,542.35 and 83,302.90 is: 124,906.79
Step by Step Solution
- Step 1: Write the proportion equation
201,771.70 : 302,542.35 = 83,302.90 : x - Step 2: Convert to fraction form
201,771.70/302,542.35 = 83,302.90/x - Step 3: Cross multiply
201,771.70x = 302,542.35 × 83,302.90 - Step 4: Simplify right side
201,771.70x = 25,202,655,127.82 - Step 5: Solve for x
x = 25,202,655,127.82/201,771.70 - Step 6: Final answer
x = 124,906.79
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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.