Finding the Fourth Proportional to 84,126.14, 126,189.27 and 24,961.29
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Solution
The fourth proportional to 84,126.14, 126,189.27 and 24,961.29 is: 37,441.95
Step by Step Solution
- Step 1: Write the proportion equation
84,126.14 : 126,189.27 = 24,961.29 : x - Step 2: Convert to fraction form
84,126.14/126,189.27 = 24,961.29/x - Step 3: Cross multiply
84,126.14x = 126,189.27 × 24,961.29 - Step 4: Simplify right side
84,126.14x = 3,149,846,774.85 - Step 5: Solve for x
x = 3,149,846,774.85/84,126.14 - Step 6: Final answer
x = 37,441.95
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1.5x scale
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.