Finding the Fourth Proportional to 273,157.68, 409,863.24 and 115,422.96
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Solution
The fourth proportional to 273,157.68, 409,863.24 and 115,422.96 is: 173,187.99
Step by Step Solution
- Step 1: Write the proportion equation
273,157.68 : 409,863.24 = 115,422.96 : x - Step 2: Convert to fraction form
273,157.68/409,863.24 = 115,422.96/x - Step 3: Cross multiply
273,157.68x = 409,863.24 × 115,422.96 - Step 4: Simplify right side
273,157.68x = 47,307,628,355.99 - Step 5: Solve for x
x = 47,307,628,355.99/273,157.68 - Step 6: Final answer
x = 173,187.99
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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.