Finding the Fourth Proportional to 79,765.07, 119,648.00 and 20,596.66
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Solution
The fourth proportional to 79,765.07, 119,648.00 and 20,596.66 is: 30,895.09
Step by Step Solution
- Step 1: Write the proportion equation
79,765.07 : 119,648.00 = 20,596.66 : x - Step 2: Convert to fraction form
79,765.07/119,648.00 = 20,596.66/x - Step 3: Cross multiply
79,765.07x = 119,648.00 × 20,596.66 - Step 4: Simplify right side
79,765.07x = 2,464,348,928.05 - Step 5: Solve for x
x = 2,464,348,928.05/79,765.07 - Step 6: Final answer
x = 30,895.09
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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.