Finding the Fourth Proportional to 218,763.26, 328,146.24 and 60,993.08
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Solution
The fourth proportional to 218,763.26, 328,146.24 and 60,993.08 is: 91,490.00
Step by Step Solution
- Step 1: Write the proportion equation
218,763.26 : 328,146.24 = 60,993.08 : x - Step 2: Convert to fraction form
218,763.26/328,146.24 = 60,993.08/x - Step 3: Cross multiply
218,763.26x = 328,146.24 × 60,993.08 - Step 4: Simplify right side
218,763.26x = 20,014,649,868.02 - Step 5: Solve for x
x = 20,014,649,868.02/218,763.26 - Step 6: Final answer
x = 91,490.00
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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.