Finding the Fourth Proportional to 197,788.24, 296,660.57 and 55,638.03
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Solution
The fourth proportional to 197,788.24, 296,660.57 and 55,638.03 is: 83,450.92
Step by Step Solution
- Step 1: Write the proportion equation
197,788.24 : 296,660.57 = 55,638.03 : x - Step 2: Convert to fraction form
197,788.24/296,660.57 = 55,638.03/x - Step 3: Cross multiply
197,788.24x = 296,660.57 × 55,638.03 - Step 4: Simplify right side
197,788.24x = 16,505,609,693.48 - Step 5: Solve for x
x = 16,505,609,693.48/197,788.24 - Step 6: Final answer
x = 83,450.92
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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.