Finding the Fourth Proportional to 202,390.20, 303,585.30 and 62,130.60
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Solution
The fourth proportional to 202,390.20, 303,585.30 and 62,130.60 is: 93,195.90
Step by Step Solution
- Step 1: Write the proportion equation
202,390.20 : 303,585.30 = 62,130.60 : x - Step 2: Convert to fraction form
202,390.20/303,585.30 = 62,130.60/x - Step 3: Cross multiply
202,390.20x = 303,585.30 × 62,130.60 - Step 4: Simplify right side
202,390.20x = 18,861,936,840.18 - Step 5: Solve for x
x = 18,861,936,840.18/202,390.20 - Step 6: Final answer
x = 93,195.90
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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.