Finding the Fourth Proportional to 73,559.92, 110,340.12 and 20,252.62
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Solution
The fourth proportional to 73,559.92, 110,340.12 and 20,252.62 is: 30,379.00
Step by Step Solution
- Step 1: Write the proportion equation
73,559.92 : 110,340.12 = 20,252.62 : x - Step 2: Convert to fraction form
73,559.92/110,340.12 = 20,252.62/x - Step 3: Cross multiply
73,559.92x = 110,340.12 × 20,252.62 - Step 4: Simplify right side
73,559.92x = 2,234,676,521.11 - Step 5: Solve for x
x = 2,234,676,521.11/73,559.92 - Step 6: Final answer
x = 30,379.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.