Finding the Fourth Proportional to 73,571.10, 101,558.97 and 49,730.07
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Solution
The fourth proportional to 73,571.10, 101,558.97 and 49,730.07 is: 68,648.35
Step by Step Solution
- Step 1: Write the proportion equation
73,571.10 : 101,558.97 = 49,730.07 : x - Step 2: Convert to fraction form
73,571.10/101,558.97 = 49,730.07/x - Step 3: Cross multiply
73,571.10x = 101,558.97 × 49,730.07 - Step 4: Simplify right side
73,571.10x = 5,050,534,687.23 - Step 5: Solve for x
x = 5,050,534,687.23/73,571.10 - Step 6: Final answer
x = 68,648.35
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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.