Finding the Fourth Proportional to 202,349.40, 303,560.55 and 84,032.70
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Solution
The fourth proportional to 202,349.40, 303,560.55 and 84,032.70 is: 126,064.19
Step by Step Solution
- Step 1: Write the proportion equation
202,349.40 : 303,560.55 = 84,032.70 : x - Step 2: Convert to fraction form
202,349.40/303,560.55 = 84,032.70/x - Step 3: Cross multiply
202,349.40x = 303,560.55 × 84,032.70 - Step 4: Simplify right side
202,349.40x = 25,509,012,629.99 - Step 5: Solve for x
x = 25,509,012,629.99/202,349.40 - Step 6: Final answer
x = 126,064.19
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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.