Finding the Fourth Proportional to 73,455.65, 101,226.67 and 49,540.80
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Solution
The fourth proportional to 73,455.65, 101,226.67 and 49,540.80 is: 68,270.45
Step by Step Solution
- Step 1: Write the proportion equation
73,455.65 : 101,226.67 = 49,540.80 : x - Step 2: Convert to fraction form
73,455.65/101,226.67 = 49,540.80/x - Step 3: Cross multiply
73,455.65x = 101,226.67 × 49,540.80 - Step 4: Simplify right side
73,455.65x = 5,014,850,213.14 - Step 5: Solve for x
x = 5,014,850,213.14/73,455.65 - Step 6: Final answer
x = 68,270.45
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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.