Finding the Fourth Proportional to 293,427.92, 440,141.92 and 83,067.68
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Solution
The fourth proportional to 293,427.92, 440,141.92 and 83,067.68 is: 124,601.53
Step by Step Solution
- Step 1: Write the proportion equation
293,427.92 : 440,141.92 = 83,067.68 : x - Step 2: Convert to fraction form
293,427.92/440,141.92 = 83,067.68/x - Step 3: Cross multiply
293,427.92x = 440,141.92 × 83,067.68 - Step 4: Simplify right side
293,427.92x = 36,561,568,165.15 - Step 5: Solve for x
x = 36,561,568,165.15/293,427.92 - Step 6: Final answer
x = 124,601.53
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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.