Finding the Fourth Proportional to 79,379.44, 109,526.52 and 45,826
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Solution
The fourth proportional to 79,379.44, 109,526.52 and 45,826 is: 63,230.00
Step by Step Solution
- Step 1: Write the proportion equation
79,379.44 : 109,526.52 = 45,826 : x - Step 2: Convert to fraction form
79,379.44/109,526.52 = 45,826/x - Step 3: Cross multiply
79,379.44x = 109,526.52 × 45,826 - Step 4: Simplify right side
79,379.44x = 5,019,162,305.52 - Step 5: Solve for x
x = 5,019,162,305.52/79,379.44 - Step 6: Final answer
x = 63,230.00
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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.