Finding the Fourth Proportional to 181,775.74, 250,849.97 and 101,201.19
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Solution
The fourth proportional to 181,775.74, 250,849.97 and 101,201.19 is: 139,657.34
Step by Step Solution
- Step 1: Write the proportion equation
181,775.74 : 250,849.97 = 101,201.19 : x - Step 2: Convert to fraction form
181,775.74/250,849.97 = 101,201.19/x - Step 3: Cross multiply
181,775.74x = 250,849.97 × 101,201.19 - Step 4: Simplify right side
181,775.74x = 25,386,315,475.46 - Step 5: Solve for x
x = 25,386,315,475.46/181,775.74 - Step 6: Final answer
x = 139,657.34
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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.