Finding the Fourth Proportional to 202,366.96, 279,275.75 and 111,735.79
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Solution
The fourth proportional to 202,366.96, 279,275.75 and 111,735.79 is: 154,200.55
Step by Step Solution
- Step 1: Write the proportion equation
202,366.96 : 279,275.75 = 111,735.79 : x - Step 2: Convert to fraction form
202,366.96/279,275.75 = 111,735.79/x - Step 3: Cross multiply
202,366.96x = 279,275.75 × 111,735.79 - Step 4: Simplify right side
202,366.96x = 31,205,095,716.23 - Step 5: Solve for x
x = 31,205,095,716.23/202,366.96 - Step 6: Final answer
x = 154,200.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.