Finding the Fourth Proportional to 75,325.24, 112,858.26 and 53,098.84
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Solution
The fourth proportional to 75,325.24, 112,858.26 and 53,098.84 is: 79,556.90
Step by Step Solution
- Step 1: Write the proportion equation
75,325.24 : 112,858.26 = 53,098.84 : x - Step 2: Convert to fraction form
75,325.24/112,858.26 = 53,098.84/x - Step 3: Cross multiply
75,325.24x = 112,858.26 × 53,098.84 - Step 4: Simplify right side
75,325.24x = 5,992,642,690.42 - Step 5: Solve for x
x = 5,992,642,690.42/75,325.24 - Step 6: Final answer
x = 79,556.90
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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.