Finding the Fourth Proportional to 79,899.26, 119,894.66 and 32,505.60
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Solution
The fourth proportional to 79,899.26, 119,894.66 and 32,505.60 is: 48,777.02
Step by Step Solution
- Step 1: Write the proportion equation
79,899.26 : 119,894.66 = 32,505.60 : x - Step 2: Convert to fraction form
79,899.26/119,894.66 = 32,505.60/x - Step 3: Cross multiply
79,899.26x = 119,894.66 × 32,505.60 - Step 4: Simplify right side
79,899.26x = 3,897,247,860.10 - Step 5: Solve for x
x = 3,897,247,860.10/79,899.26 - Step 6: Final answer
x = 48,777.02
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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.