Finding the Fourth Proportional to 160,490.58, 240,593.11 and 76,198.74
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Solution
The fourth proportional to 160,490.58, 240,593.11 and 76,198.74 is: 114,230.33
Step by Step Solution
- Step 1: Write the proportion equation
160,490.58 : 240,593.11 = 76,198.74 : x - Step 2: Convert to fraction form
160,490.58/240,593.11 = 76,198.74/x - Step 3: Cross multiply
160,490.58x = 240,593.11 × 76,198.74 - Step 4: Simplify right side
160,490.58x = 18,332,891,834.68 - Step 5: Solve for x
x = 18,332,891,834.68/160,490.58 - Step 6: Final answer
x = 114,230.33
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1.5x scale
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.