Finding the Fourth Proportional to 86,773.97, 130,160.99 and 27,609.68
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Solution
The fourth proportional to 86,773.97, 130,160.99 and 27,609.68 is: 41,414.53
Step by Step Solution
- Step 1: Write the proportion equation
86,773.97 : 130,160.99 = 27,609.68 : x - Step 2: Convert to fraction form
86,773.97/130,160.99 = 27,609.68/x - Step 3: Cross multiply
86,773.97x = 130,160.99 × 27,609.68 - Step 4: Simplify right side
86,773.97x = 3,593,703,676.81 - Step 5: Solve for x
x = 3,593,703,676.81/86,773.97 - Step 6: Final answer
x = 41,414.53
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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.