Finding the Fourth Proportional to 131,910.24, 197,537.14 and 92,281.80
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Solution
The fourth proportional to 131,910.24, 197,537.14 and 92,281.80 is: 138,193.08
Step by Step Solution
- Step 1: Write the proportion equation
131,910.24 : 197,537.14 = 92,281.80 : x - Step 2: Convert to fraction form
131,910.24/197,537.14 = 92,281.80/x - Step 3: Cross multiply
131,910.24x = 197,537.14 × 92,281.80 - Step 4: Simplify right side
131,910.24x = 18,229,082,846.05 - Step 5: Solve for x
x = 18,229,082,846.05/131,910.24 - Step 6: Final answer
x = 138,193.08
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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.