Finding the Fourth Proportional to 202,284.60, 303,135.30 and 89,872.80
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Solution
The fourth proportional to 202,284.60, 303,135.30 and 89,872.80 is: 134,679.65
Step by Step Solution
- Step 1: Write the proportion equation
202,284.60 : 303,135.30 = 89,872.80 : x - Step 2: Convert to fraction form
202,284.60/303,135.30 = 89,872.80/x - Step 3: Cross multiply
202,284.60x = 303,135.30 × 89,872.80 - Step 4: Simplify right side
202,284.60x = 27,243,618,189.84 - Step 5: Solve for x
x = 27,243,618,189.84/202,284.60 - Step 6: Final answer
x = 134,679.65
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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.