Finding the Fourth Proportional to 216,149.91, 324,224.46 and 120,148.17
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Solution
The fourth proportional to 216,149.91, 324,224.46 and 120,148.17 is: 180,222.03
Step by Step Solution
- Step 1: Write the proportion equation
216,149.91 : 324,224.46 = 120,148.17 : x - Step 2: Convert to fraction form
216,149.91/324,224.46 = 120,148.17/x - Step 3: Cross multiply
216,149.91x = 324,224.46 × 120,148.17 - Step 4: Simplify right side
216,149.91x = 38,954,975,538.24 - Step 5: Solve for x
x = 38,954,975,538.24/216,149.91 - Step 6: Final answer
x = 180,222.03
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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.