Finding the Fourth Proportional to 265,923.12, 366,975.11 and 145,064.03
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Solution
The fourth proportional to 265,923.12, 366,975.11 and 145,064.03 is: 200,189.02
Step by Step Solution
- Step 1: Write the proportion equation
265,923.12 : 366,975.11 = 145,064.03 : x - Step 2: Convert to fraction form
265,923.12/366,975.11 = 145,064.03/x - Step 3: Cross multiply
265,923.12x = 366,975.11 × 145,064.03 - Step 4: Simplify right side
265,923.12x = 53,234,887,640.97 - Step 5: Solve for x
x = 53,234,887,640.97/265,923.12 - Step 6: Final answer
x = 200,189.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.