Finding the Fourth Proportional to 201,347.20, 302,020.80 and 96,371.20
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Solution
The fourth proportional to 201,347.20, 302,020.80 and 96,371.20 is: 144,556.80
Step by Step Solution
- Step 1: Write the proportion equation
201,347.20 : 302,020.80 = 96,371.20 : x - Step 2: Convert to fraction form
201,347.20/302,020.80 = 96,371.20/x - Step 3: Cross multiply
201,347.20x = 302,020.80 × 96,371.20 - Step 4: Simplify right side
201,347.20x = 29,106,106,920.96 - Step 5: Solve for x
x = 29,106,106,920.96/201,347.20 - Step 6: Final answer
x = 144,556.80
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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.