Finding the Fourth Proportional to 67,113.49, 100,596.36 and 27,649.08
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Solution
The fourth proportional to 67,113.49, 100,596.36 and 27,649.08 is: 41,443.19
Step by Step Solution
- Step 1: Write the proportion equation
67,113.49 : 100,596.36 = 27,649.08 : x - Step 2: Convert to fraction form
67,113.49/100,596.36 = 27,649.08/x - Step 3: Cross multiply
67,113.49x = 100,596.36 × 27,649.08 - Step 4: Simplify right side
67,113.49x = 2,781,396,805.35 - Step 5: Solve for x
x = 2,781,396,805.35/67,113.49 - Step 6: Final answer
x = 41,443.19
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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.