Finding the Fourth Proportional to 73,736.06, 101,755.87 and 40,202.06
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Solution
The fourth proportional to 73,736.06, 101,755.87 and 40,202.06 is: 55,478.90
Step by Step Solution
- Step 1: Write the proportion equation
73,736.06 : 101,755.87 = 40,202.06 : x - Step 2: Convert to fraction form
73,736.06/101,755.87 = 40,202.06/x - Step 3: Cross multiply
73,736.06x = 101,755.87 × 40,202.06 - Step 4: Simplify right side
73,736.06x = 4,090,795,744.98 - Step 5: Solve for x
x = 4,090,795,744.98/73,736.06 - Step 6: Final answer
x = 55,478.90
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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.