Finding the Fourth Proportional to 183,662.74, 253,471.93 and 107,175.66
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Solution
The fourth proportional to 183,662.74, 253,471.93 and 107,175.66 is: 147,912.53
Step by Step Solution
- Step 1: Write the proportion equation
183,662.74 : 253,471.93 = 107,175.66 : x - Step 2: Convert to fraction form
183,662.74/253,471.93 = 107,175.66/x - Step 3: Cross multiply
183,662.74x = 253,471.93 × 107,175.66 - Step 4: Simplify right side
183,662.74x = 27,166,020,773.63 - Step 5: Solve for x
x = 27,166,020,773.63/183,662.74 - Step 6: Final answer
x = 147,912.53
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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.