Finding the Fourth Proportional to 75,325.26, 112,988.61 and 22,735.20
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Solution
The fourth proportional to 75,325.26, 112,988.61 and 22,735.20 is: 34,103.02
Step by Step Solution
- Step 1: Write the proportion equation
75,325.26 : 112,988.61 = 22,735.20 : x - Step 2: Convert to fraction form
75,325.26/112,988.61 = 22,735.20/x - Step 3: Cross multiply
75,325.26x = 112,988.61 × 22,735.20 - Step 4: Simplify right side
75,325.26x = 2,568,818,646.07 - Step 5: Solve for x
x = 2,568,818,646.07/75,325.26 - Step 6: Final answer
x = 34,103.02
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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.