Finding the Fourth Proportional to 197,125.20, 295,687.80 and 97,300.80
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Solution
The fourth proportional to 197,125.20, 295,687.80 and 97,300.80 is: 145,951.20
Step by Step Solution
- Step 1: Write the proportion equation
197,125.20 : 295,687.80 = 97,300.80 : x - Step 2: Convert to fraction form
197,125.20/295,687.80 = 97,300.80/x - Step 3: Cross multiply
197,125.20x = 295,687.80 × 97,300.80 - Step 4: Simplify right side
197,125.20x = 28,770,659,490.24 - Step 5: Solve for x
x = 28,770,659,490.24/197,125.20 - Step 6: Final answer
x = 145,951.20
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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.