Finding the Fourth Proportional to 202,160.20, 303,313.20 and 83,867.80
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Solution
The fourth proportional to 202,160.20, 303,313.20 and 83,867.80 is: 125,831.94
Step by Step Solution
- Step 1: Write the proportion equation
202,160.20 : 303,313.20 = 83,867.80 : x - Step 2: Convert to fraction form
202,160.20/303,313.20 = 83,867.80/x - Step 3: Cross multiply
202,160.20x = 303,313.20 × 83,867.80 - Step 4: Simplify right side
202,160.20x = 25,438,210,794.96 - Step 5: Solve for x
x = 25,438,210,794.96/202,160.20 - Step 6: Final answer
x = 125,831.94
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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.