Finding the Fourth Proportional to 75,087.36, 112,626.72 and 22,497.84
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Solution
The fourth proportional to 75,087.36, 112,626.72 and 22,497.84 is: 33,745.47
Step by Step Solution
- Step 1: Write the proportion equation
75,087.36 : 112,626.72 = 22,497.84 : x - Step 2: Convert to fraction form
75,087.36/112,626.72 = 22,497.84/x - Step 3: Cross multiply
75,087.36x = 112,626.72 × 22,497.84 - Step 4: Simplify right side
75,087.36x = 2,533,857,926.28 - Step 5: Solve for x
x = 2,533,857,926.28/75,087.36 - Step 6: Final answer
x = 33,745.47
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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.