Finding the Fourth Proportional to 88,183.97, 121,694.76 and 47,898.51
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Solution
The fourth proportional to 88,183.97, 121,694.76 and 47,898.51 is: 66,100.43
Step by Step Solution
- Step 1: Write the proportion equation
88,183.97 : 121,694.76 = 47,898.51 : x - Step 2: Convert to fraction form
88,183.97/121,694.76 = 47,898.51/x - Step 3: Cross multiply
88,183.97x = 121,694.76 × 47,898.51 - Step 4: Simplify right side
88,183.97x = 5,828,997,678.81 - Step 5: Solve for x
x = 5,828,997,678.81/88,183.97 - Step 6: Final answer
x = 66,100.43
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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.