Finding the Fourth Proportional to 201,313.53, 301,782.58 and 68,101.09
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Solution
The fourth proportional to 201,313.53, 301,782.58 and 68,101.09 is: 102,088.13
Step by Step Solution
- Step 1: Write the proportion equation
201,313.53 : 301,782.58 = 68,101.09 : x - Step 2: Convert to fraction form
201,313.53/301,782.58 = 68,101.09/x - Step 3: Cross multiply
201,313.53x = 301,782.58 × 68,101.09 - Step 4: Simplify right side
201,313.53x = 20,551,721,716.30 - Step 5: Solve for x
x = 20,551,721,716.30/201,313.53 - Step 6: Final answer
x = 102,088.13
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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.