Finding the Fourth Proportional to 205,457.44, 283,446.84 and 124,871.98
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Solution
The fourth proportional to 205,457.44, 283,446.84 and 124,871.98 is: 172,272.02
Step by Step Solution
- Step 1: Write the proportion equation
205,457.44 : 283,446.84 = 124,871.98 : x - Step 2: Convert to fraction form
205,457.44/283,446.84 = 124,871.98/x - Step 3: Cross multiply
205,457.44x = 283,446.84 × 124,871.98 - Step 4: Simplify right side
205,457.44x = 35,394,568,135.54 - Step 5: Solve for x
x = 35,394,568,135.54/205,457.44 - Step 6: Final answer
x = 172,272.02
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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.