Finding the Fourth Proportional to 197,696.20, 296,544.30 and 97,871.80
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Solution
The fourth proportional to 197,696.20, 296,544.30 and 97,871.80 is: 146,807.70
Step by Step Solution
- Step 1: Write the proportion equation
197,696.20 : 296,544.30 = 97,871.80 : x - Step 2: Convert to fraction form
197,696.20/296,544.30 = 97,871.80/x - Step 3: Cross multiply
197,696.20x = 296,544.30 × 97,871.80 - Step 4: Simplify right side
197,696.20x = 29,023,324,420.74 - Step 5: Solve for x
x = 29,023,324,420.74/197,696.20 - Step 6: Final answer
x = 146,807.70
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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.