Finding the Fourth Proportional to 73,228.19, 101,059.26 and 41,400.05
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Solution
The fourth proportional to 73,228.19, 101,059.26 and 41,400.05 is: 57,134.53
Step by Step Solution
- Step 1: Write the proportion equation
73,228.19 : 101,059.26 = 41,400.05 : x - Step 2: Convert to fraction form
73,228.19/101,059.26 = 41,400.05/x - Step 3: Cross multiply
73,228.19x = 101,059.26 × 41,400.05 - Step 4: Simplify right side
73,228.19x = 4,183,858,416.96 - Step 5: Solve for x
x = 4,183,858,416.96/73,228.19 - Step 6: Final answer
x = 57,134.53
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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.