Finding the Fourth Proportional to 163,249.75, 244,969.16 and 68,471.49
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Solution
The fourth proportional to 163,249.75, 244,969.16 and 68,471.49 is: 102,746.89
Step by Step Solution
- Step 1: Write the proportion equation
163,249.75 : 244,969.16 = 68,471.49 : x - Step 2: Convert to fraction form
163,249.75/244,969.16 = 68,471.49/x - Step 3: Cross multiply
163,249.75x = 244,969.16 × 68,471.49 - Step 4: Simplify right side
163,249.75x = 16,773,404,350.68 - Step 5: Solve for x
x = 16,773,404,350.68/163,249.75 - Step 6: Final answer
x = 102,746.89
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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.