Finding the Fourth Proportional to 75,250.16, 112,897.20 and 33,687.44
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Solution
The fourth proportional to 75,250.16, 112,897.20 and 33,687.44 is: 50,540.99
Step by Step Solution
- Step 1: Write the proportion equation
75,250.16 : 112,897.20 = 33,687.44 : x - Step 2: Convert to fraction form
75,250.16/112,897.20 = 33,687.44/x - Step 3: Cross multiply
75,250.16x = 112,897.20 × 33,687.44 - Step 4: Simplify right side
75,250.16x = 3,803,217,651.17 - Step 5: Solve for x
x = 3,803,217,651.17/75,250.16 - Step 6: Final answer
x = 50,540.99
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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.