Finding the Fourth Proportional to 197,231.40, 295,652.70 and 97,309.80
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Solution
The fourth proportional to 197,231.40, 295,652.70 and 97,309.80 is: 145,868.79
Step by Step Solution
- Step 1: Write the proportion equation
197,231.40 : 295,652.70 = 97,309.80 : x - Step 2: Convert to fraction form
197,231.40/295,652.70 = 97,309.80/x - Step 3: Cross multiply
197,231.40x = 295,652.70 × 97,309.80 - Step 4: Simplify right side
197,231.40x = 28,769,905,106.46 - Step 5: Solve for x
x = 28,769,905,106.46/197,231.40 - Step 6: Final answer
x = 145,868.79
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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.