Finding the Fourth Proportional to 80,758.29, 121,162.25 and 41,343.08
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Solution
The fourth proportional to 80,758.29, 121,162.25 and 41,343.08 is: 62,027.33
Step by Step Solution
- Step 1: Write the proportion equation
80,758.29 : 121,162.25 = 41,343.08 : x - Step 2: Convert to fraction form
80,758.29/121,162.25 = 41,343.08/x - Step 3: Cross multiply
80,758.29x = 121,162.25 × 41,343.08 - Step 4: Simplify right side
80,758.29x = 5,009,220,546.63 - Step 5: Solve for x
x = 5,009,220,546.63/80,758.29 - Step 6: Final answer
x = 62,027.33
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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.