Finding the Fourth Proportional to 181,682.93, 250,720.49 and 101,109.09
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Solution
The fourth proportional to 181,682.93, 250,720.49 and 101,109.09 is: 139,529.46
Step by Step Solution
- Step 1: Write the proportion equation
181,682.93 : 250,720.49 = 101,109.09 : x - Step 2: Convert to fraction form
181,682.93/250,720.49 = 101,109.09/x - Step 3: Cross multiply
181,682.93x = 250,720.49 × 101,109.09 - Step 4: Simplify right side
181,682.93x = 25,350,120,082.71 - Step 5: Solve for x
x = 25,350,120,082.71/181,682.93 - Step 6: Final answer
x = 139,529.46
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1.5x scale
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.