Finding the Fourth Proportional to 201,708.36, 302,154.84 and 101,729.52
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Solution
The fourth proportional to 201,708.36, 302,154.84 and 101,729.52 is: 152,388.66
Step by Step Solution
- Step 1: Write the proportion equation
201,708.36 : 302,154.84 = 101,729.52 : x - Step 2: Convert to fraction form
201,708.36/302,154.84 = 101,729.52/x - Step 3: Cross multiply
201,708.36x = 302,154.84 × 101,729.52 - Step 4: Simplify right side
201,708.36x = 30,738,066,838.88 - Step 5: Solve for x
x = 30,738,066,838.88/201,708.36 - Step 6: Final answer
x = 152,388.66
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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.