Finding the Fourth Proportional to 202,270.60, 303,478.80 and 84,026.80
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Solution
The fourth proportional to 202,270.60, 303,478.80 and 84,026.80 is: 126,070.48
Step by Step Solution
- Step 1: Write the proportion equation
202,270.60 : 303,478.80 = 84,026.80 : x - Step 2: Convert to fraction form
202,270.60/303,478.80 = 84,026.80/x - Step 3: Cross multiply
202,270.60x = 303,478.80 × 84,026.80 - Step 4: Simplify right side
202,270.60x = 25,500,352,431.84 - Step 5: Solve for x
x = 25,500,352,431.84/202,270.60 - Step 6: Final answer
x = 126,070.48
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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.