Finding the Fourth Proportional to 80,229.08, 110,718.68 and 46,234.88
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Solution
The fourth proportional to 80,229.08, 110,718.68 and 46,234.88 is: 63,805.60
Step by Step Solution
- Step 1: Write the proportion equation
80,229.08 : 110,718.68 = 46,234.88 : x - Step 2: Convert to fraction form
80,229.08/110,718.68 = 46,234.88/x - Step 3: Cross multiply
80,229.08x = 110,718.68 × 46,234.88 - Step 4: Simplify right side
80,229.08x = 5,119,064,883.56 - Step 5: Solve for x
x = 5,119,064,883.56/80,229.08 - Step 6: Final answer
x = 63,805.60
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1.5x scale
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.