Finding the Fourth Proportional to 73,414.53, 101,319.12 and 41,148.99
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Solution
The fourth proportional to 73,414.53, 101,319.12 and 41,148.99 is: 56,789.57
Step by Step Solution
- Step 1: Write the proportion equation
73,414.53 : 101,319.12 = 41,148.99 : x - Step 2: Convert to fraction form
73,414.53/101,319.12 = 41,148.99/x - Step 3: Cross multiply
73,414.53x = 101,319.12 × 41,148.99 - Step 4: Simplify right side
73,414.53x = 4,169,179,455.69 - Step 5: Solve for x
x = 4,169,179,455.69/73,414.53 - Step 6: Final answer
x = 56,789.57
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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.