Finding the Fourth Proportional to 79,511.75, 119,267.90 and 24,107.75
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Solution
The fourth proportional to 79,511.75, 119,267.90 and 24,107.75 is: 36,161.71
Step by Step Solution
- Step 1: Write the proportion equation
79,511.75 : 119,267.90 = 24,107.75 : x - Step 2: Convert to fraction form
79,511.75/119,267.90 = 24,107.75/x - Step 3: Cross multiply
79,511.75x = 119,267.90 × 24,107.75 - Step 4: Simplify right side
79,511.75x = 2,875,280,716.23 - Step 5: Solve for x
x = 2,875,280,716.23/79,511.75 - Step 6: Final answer
x = 36,161.71
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1.5x scale
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.