Finding the Fourth Proportional to 202,436.80, 303,655.20 and 62,177.20
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Solution
The fourth proportional to 202,436.80, 303,655.20 and 62,177.20 is: 93,265.80
Step by Step Solution
- Step 1: Write the proportion equation
202,436.80 : 303,655.20 = 62,177.20 : x - Step 2: Convert to fraction form
202,436.80/303,655.20 = 62,177.20/x - Step 3: Cross multiply
202,436.80x = 303,655.20 × 62,177.20 - Step 4: Simplify right side
202,436.80x = 18,880,430,101.44 - Step 5: Solve for x
x = 18,880,430,101.44/202,436.80 - Step 6: Final answer
x = 93,265.80
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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.