Finding the Fourth Proportional to 218,131.50, 327,201.36 and 68,368.48
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Solution
The fourth proportional to 218,131.50, 327,201.36 and 68,368.48 is: 102,554.01
Step by Step Solution
- Step 1: Write the proportion equation
218,131.50 : 327,201.36 = 68,368.48 : x - Step 2: Convert to fraction form
218,131.50/327,201.36 = 68,368.48/x - Step 3: Cross multiply
218,131.50x = 327,201.36 × 68,368.48 - Step 4: Simplify right side
218,131.50x = 22,370,259,637.13 - Step 5: Solve for x
x = 22,370,259,637.13/218,131.50 - Step 6: Final answer
x = 102,554.01
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1.5x scale
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.