Finding the Fourth Proportional to 202,709.80, 303,962.70 and 62,450.20
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Solution
The fourth proportional to 202,709.80, 303,962.70 and 62,450.20 is: 93,643.88
Step by Step Solution
- Step 1: Write the proportion equation
202,709.80 : 303,962.70 = 62,450.20 : x - Step 2: Convert to fraction form
202,709.80/303,962.70 = 62,450.20/x - Step 3: Cross multiply
202,709.80x = 303,962.70 × 62,450.20 - Step 4: Simplify right side
202,709.80x = 18,982,531,407.54 - Step 5: Solve for x
x = 18,982,531,407.54/202,709.80 - Step 6: Final answer
x = 93,643.88
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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.