Finding the Fourth Proportional to 122,096.96, 168,497.52 and 68,381.84
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Solution
The fourth proportional to 122,096.96, 168,497.52 and 68,381.84 is: 94,369.02
Step by Step Solution
- Step 1: Write the proportion equation
122,096.96 : 168,497.52 = 68,381.84 : x - Step 2: Convert to fraction form
122,096.96/168,497.52 = 68,381.84/x - Step 3: Cross multiply
122,096.96x = 168,497.52 × 68,381.84 - Step 4: Simplify right side
122,096.96x = 11,522,170,453.04 - Step 5: Solve for x
x = 11,522,170,453.04/122,096.96 - Step 6: Final answer
x = 94,369.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.