Finding the Fourth Proportional to 75,103.24, 103,635.39 and 44,882.55
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Solution
The fourth proportional to 75,103.24, 103,635.39 and 44,882.55 is: 61,933.68
Step by Step Solution
- Step 1: Write the proportion equation
75,103.24 : 103,635.39 = 44,882.55 : x - Step 2: Convert to fraction form
75,103.24/103,635.39 = 44,882.55/x - Step 3: Cross multiply
75,103.24x = 103,635.39 × 44,882.55 - Step 4: Simplify right side
75,103.24x = 4,651,420,146.05 - Step 5: Solve for x
x = 4,651,420,146.05/75,103.24 - Step 6: Final answer
x = 61,933.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.