Finding the Fourth Proportional to 259,169.04, 388,593.18 and 101,211.75
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Solution
The fourth proportional to 259,169.04, 388,593.18 and 101,211.75 is: 151,754.99
Step by Step Solution
- Step 1: Write the proportion equation
259,169.04 : 388,593.18 = 101,211.75 : x - Step 2: Convert to fraction form
259,169.04/388,593.18 = 101,211.75/x - Step 3: Cross multiply
259,169.04x = 388,593.18 × 101,211.75 - Step 4: Simplify right side
259,169.04x = 39,330,195,785.87 - Step 5: Solve for x
x = 39,330,195,785.87/259,169.04 - Step 6: Final answer
x = 151,754.99
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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.