Finding the Fourth Proportional to 146,389.26, 201,942.99 and 92,583.66
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Solution
The fourth proportional to 146,389.26, 201,942.99 and 92,583.66 is: 127,718.53
Step by Step Solution
- Step 1: Write the proportion equation
146,389.26 : 201,942.99 = 92,583.66 : x - Step 2: Convert to fraction form
146,389.26/201,942.99 = 92,583.66/x - Step 3: Cross multiply
146,389.26x = 201,942.99 × 92,583.66 - Step 4: Simplify right side
146,389.26x = 18,696,621,125.54 - Step 5: Solve for x
x = 18,696,621,125.54/146,389.26 - Step 6: Final answer
x = 127,718.53
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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.