Finding the Fourth Proportional to 146,188.19, 219,105.68 and 71,195.96
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Solution
The fourth proportional to 146,188.19, 219,105.68 and 71,195.96 is: 106,707.92
Step by Step Solution
- Step 1: Write the proportion equation
146,188.19 : 219,105.68 = 71,195.96 : x - Step 2: Convert to fraction form
146,188.19/219,105.68 = 71,195.96/x - Step 3: Cross multiply
146,188.19x = 219,105.68 × 71,195.96 - Step 4: Simplify right side
146,188.19x = 15,599,437,777.54 - Step 5: Solve for x
x = 15,599,437,777.54/146,188.19 - Step 6: Final answer
x = 106,707.92
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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.