Finding the Fourth Proportional to 197,201.80, 295,629.90 and 118,232.20
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Solution
The fourth proportional to 197,201.80, 295,629.90 and 118,232.20 is: 177,244.70
Step by Step Solution
- Step 1: Write the proportion equation
197,201.80 : 295,629.90 = 118,232.20 : x - Step 2: Convert to fraction form
197,201.80/295,629.90 = 118,232.20/x - Step 3: Cross multiply
197,201.80x = 295,629.90 × 118,232.20 - Step 4: Simplify right side
197,201.80x = 34,952,973,462.78 - Step 5: Solve for x
x = 34,952,973,462.78/197,201.80 - Step 6: Final answer
x = 177,244.70
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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.