Finding the Fourth Proportional to 181,238.33, 250,101.92 and 100,670.99
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Solution
The fourth proportional to 181,238.33, 250,101.92 and 100,670.99 is: 138,922.09
Step by Step Solution
- Step 1: Write the proportion equation
181,238.33 : 250,101.92 = 100,670.99 : x - Step 2: Convert to fraction form
181,238.33/250,101.92 = 100,670.99/x - Step 3: Cross multiply
181,238.33x = 250,101.92 × 100,670.99 - Step 4: Simplify right side
181,238.33x = 25,178,006,636.79 - Step 5: Solve for x
x = 25,178,006,636.79/181,238.33 - Step 6: Final answer
x = 138,922.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.