Finding the Fourth Proportional to 202,694.99, 279,705.71 and 116,640.06
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Solution
The fourth proportional to 202,694.99, 279,705.71 and 116,640.06 is: 160,955.59
Step by Step Solution
- Step 1: Write the proportion equation
202,694.99 : 279,705.71 = 116,640.06 : x - Step 2: Convert to fraction form
202,694.99/279,705.71 = 116,640.06/x - Step 3: Cross multiply
202,694.99x = 279,705.71 × 116,640.06 - Step 4: Simplify right side
202,694.99x = 32,624,890,213.54 - Step 5: Solve for x
x = 32,624,890,213.54/202,694.99 - Step 6: Final answer
x = 160,955.59
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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.