Finding the Fourth Proportional to 197,149.40, 295,529.70 and 97,227.80
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Solution
The fourth proportional to 197,149.40, 295,529.70 and 97,227.80 is: 145,745.83
Step by Step Solution
- Step 1: Write the proportion equation
197,149.40 : 295,529.70 = 97,227.80 : x - Step 2: Convert to fraction form
197,149.40/295,529.70 = 97,227.80/x - Step 3: Cross multiply
197,149.40x = 295,529.70 × 97,227.80 - Step 4: Simplify right side
197,149.40x = 28,733,702,565.66 - Step 5: Solve for x
x = 28,733,702,565.66/197,149.40 - Step 6: Final answer
x = 145,745.83
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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.