Finding the Fourth Proportional to 102,108.21, 153,169.60 and 27,227.96
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Solution
The fourth proportional to 102,108.21, 153,169.60 and 27,227.96 is: 40,843.88
Step by Step Solution
- Step 1: Write the proportion equation
102,108.21 : 153,169.60 = 27,227.96 : x - Step 2: Convert to fraction form
102,108.21/153,169.60 = 27,227.96/x - Step 3: Cross multiply
102,108.21x = 153,169.60 × 27,227.96 - Step 4: Simplify right side
102,108.21x = 4,170,495,742.02 - Step 5: Solve for x
x = 4,170,495,742.02/102,108.21 - Step 6: Final answer
x = 40,843.88
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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.