Finding the Fourth Proportional to 187,062.21, 280,634.77 and 53,932.08
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Solution
The fourth proportional to 187,062.21, 280,634.77 and 53,932.08 is: 80,910.07
Step by Step Solution
- Step 1: Write the proportion equation
187,062.21 : 280,634.77 = 53,932.08 : x - Step 2: Convert to fraction form
187,062.21/280,634.77 = 53,932.08/x - Step 3: Cross multiply
187,062.21x = 280,634.77 × 53,932.08 - Step 4: Simplify right side
187,062.21x = 15,135,215,463.25 - Step 5: Solve for x
x = 15,135,215,463.25/187,062.21 - Step 6: Final answer
x = 80,910.07
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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.