Finding the Fourth Proportional to 202,317.70, 303,598.05 and 83,976.70
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Solution
The fourth proportional to 202,317.70, 303,598.05 and 83,976.70 is: 126,015.48
Step by Step Solution
- Step 1: Write the proportion equation
202,317.70 : 303,598.05 = 83,976.70 : x - Step 2: Convert to fraction form
202,317.70/303,598.05 = 83,976.70/x - Step 3: Cross multiply
202,317.70x = 303,598.05 × 83,976.70 - Step 4: Simplify right side
202,317.70x = 25,495,162,365.44 - Step 5: Solve for x
x = 25,495,162,365.44/202,317.70 - Step 6: Final answer
x = 126,015.48
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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.