Finding the Fourth Proportional to 216,254.26, 324,390.23 and 74,197.23
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Solution
The fourth proportional to 216,254.26, 324,390.23 and 74,197.23 is: 111,298.88
Step by Step Solution
- Step 1: Write the proportion equation
216,254.26 : 324,390.23 = 74,197.23 : x - Step 2: Convert to fraction form
216,254.26/324,390.23 = 74,197.23/x - Step 3: Cross multiply
216,254.26x = 324,390.23 × 74,197.23 - Step 4: Simplify right side
216,254.26x = 24,068,856,505.06 - Step 5: Solve for x
x = 24,068,856,505.06/216,254.26 - Step 6: Final answer
x = 111,298.88
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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.