Finding the Fourth Proportional to 202,378.60, 303,567.90 and 97,402.60
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Solution
The fourth proportional to 202,378.60, 303,567.90 and 97,402.60 is: 146,103.90
Step by Step Solution
- Step 1: Write the proportion equation
202,378.60 : 303,567.90 = 97,402.60 : x - Step 2: Convert to fraction form
202,378.60/303,567.90 = 97,402.60/x - Step 3: Cross multiply
202,378.60x = 303,567.90 × 97,402.60 - Step 4: Simplify right side
202,378.60x = 29,568,302,736.54 - Step 5: Solve for x
x = 29,568,302,736.54/202,378.60 - Step 6: Final answer
x = 146,103.90
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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.