Finding the Fourth Proportional to 202,622.70, 279,625.75 and 110,739.96
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Solution
The fourth proportional to 202,622.70, 279,625.75 and 110,739.96 is: 152,824.66
Step by Step Solution
- Step 1: Write the proportion equation
202,622.70 : 279,625.75 = 110,739.96 : x - Step 2: Convert to fraction form
202,622.70/279,625.75 = 110,739.96/x - Step 3: Cross multiply
202,622.70x = 279,625.75 × 110,739.96 - Step 4: Simplify right side
202,622.70x = 30,965,745,069.03 - Step 5: Solve for x
x = 30,965,745,069.03/202,622.70 - Step 6: Final answer
x = 152,824.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.