Finding the Fourth Proportional to 183,447.74, 275,171.67 and 121,103.66
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Solution
The fourth proportional to 183,447.74, 275,171.67 and 121,103.66 is: 181,655.53
Step by Step Solution
- Step 1: Write the proportion equation
183,447.74 : 275,171.67 = 121,103.66 : x - Step 2: Convert to fraction form
183,447.74/275,171.67 = 121,103.66/x - Step 3: Cross multiply
183,447.74x = 275,171.67 × 121,103.66 - Step 4: Simplify right side
183,447.74x = 33,324,296,365.31 - Step 5: Solve for x
x = 33,324,296,365.31/183,447.74 - Step 6: Final answer
x = 181,655.53
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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.