Finding the Fourth Proportional to 73,287.37, 101,120.97 and 56,310.18
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Solution
The fourth proportional to 73,287.37, 101,120.97 and 56,310.18 is: 77,696.06
Step by Step Solution
- Step 1: Write the proportion equation
73,287.37 : 101,120.97 = 56,310.18 : x - Step 2: Convert to fraction form
73,287.37/101,120.97 = 56,310.18/x - Step 3: Cross multiply
73,287.37x = 101,120.97 × 56,310.18 - Step 4: Simplify right side
73,287.37x = 5,694,140,022.47 - Step 5: Solve for x
x = 5,694,140,022.47/73,287.37 - Step 6: Final answer
x = 77,696.06
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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.