Finding the Fourth Proportional to 92,453.96, 138,701.84 and 29,277.92
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Solution
The fourth proportional to 92,453.96, 138,701.84 and 29,277.92 is: 43,923.50
Step by Step Solution
- Step 1: Write the proportion equation
92,453.96 : 138,701.84 = 29,277.92 : x - Step 2: Convert to fraction form
92,453.96/138,701.84 = 29,277.92/x - Step 3: Cross multiply
92,453.96x = 138,701.84 × 29,277.92 - Step 4: Simplify right side
92,453.96x = 4,060,901,375.37 - Step 5: Solve for x
x = 4,060,901,375.37/92,453.96 - Step 6: Final answer
x = 43,923.50
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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.