Finding the Fourth Proportional to 202,257.74, 303,522.05 and 83,929.19
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Solution
The fourth proportional to 202,257.74, 303,522.05 and 83,929.19 is: 125,949.99
Step by Step Solution
- Step 1: Write the proportion equation
202,257.74 : 303,522.05 = 83,929.19 : x - Step 2: Convert to fraction form
202,257.74/303,522.05 = 83,929.19/x - Step 3: Cross multiply
202,257.74x = 303,522.05 × 83,929.19 - Step 4: Simplify right side
202,257.74x = 25,474,360,352.62 - Step 5: Solve for x
x = 25,474,360,352.62/202,257.74 - Step 6: Final answer
x = 125,949.99
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1.5x scale
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.