Finding the Fourth Proportional to 182,508.30, 251,858.79 and 101,936.97
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Solution
The fourth proportional to 182,508.30, 251,858.79 and 101,936.97 is: 140,671.53
Step by Step Solution
- Step 1: Write the proportion equation
182,508.30 : 251,858.79 = 101,936.97 : x - Step 2: Convert to fraction form
182,508.30/251,858.79 = 101,936.97/x - Step 3: Cross multiply
182,508.30x = 251,858.79 × 101,936.97 - Step 4: Simplify right side
182,508.30x = 25,673,721,920.47 - Step 5: Solve for x
x = 25,673,721,920.47/182,508.30 - Step 6: Final answer
x = 140,671.53
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1.5x scale
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.