Finding the Fourth Proportional to 197,124.40, 295,492.20 and 97,202.80
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Solution
The fourth proportional to 197,124.40, 295,492.20 and 97,202.80 is: 145,708.34
Step by Step Solution
- Step 1: Write the proportion equation
197,124.40 : 295,492.20 = 97,202.80 : x - Step 2: Convert to fraction form
197,124.40/295,492.20 = 97,202.80/x - Step 3: Cross multiply
197,124.40x = 295,492.20 × 97,202.80 - Step 4: Simplify right side
197,124.40x = 28,722,669,218.16 - Step 5: Solve for x
x = 28,722,669,218.16/197,124.40 - Step 6: Final answer
x = 145,708.34
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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.