Finding the Fourth Proportional to 121,083.26, 181,625.04 and 57,888.53
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Solution
The fourth proportional to 121,083.26, 181,625.04 and 57,888.53 is: 86,832.86
Step by Step Solution
- Step 1: Write the proportion equation
121,083.26 : 181,625.04 = 57,888.53 : x - Step 2: Convert to fraction form
121,083.26/181,625.04 = 57,888.53/x - Step 3: Cross multiply
121,083.26x = 181,625.04 × 57,888.53 - Step 4: Simplify right side
121,083.26x = 10,514,005,668.67 - Step 5: Solve for x
x = 10,514,005,668.67/121,083.26 - Step 6: Final answer
x = 86,832.86
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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.