Finding the Fourth Proportional to 197,125.40, 295,493.70 and 97,203.80
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Solution
The fourth proportional to 197,125.40, 295,493.70 and 97,203.80 is: 145,709.84
Step by Step Solution
- Step 1: Write the proportion equation
197,125.40 : 295,493.70 = 97,203.80 : x - Step 2: Convert to fraction form
197,125.40/295,493.70 = 97,203.80/x - Step 3: Cross multiply
197,125.40x = 295,493.70 × 97,203.80 - Step 4: Simplify right side
197,125.40x = 28,723,110,516.06 - Step 5: Solve for x
x = 28,723,110,516.06/197,125.40 - Step 6: Final answer
x = 145,709.84
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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.