Finding the Fourth Proportional to 181,775.74, 250,849.96 and 101,201.18
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Solution
The fourth proportional to 181,775.74, 250,849.96 and 101,201.18 is: 139,657.32
Step by Step Solution
- Step 1: Write the proportion equation
181,775.74 : 250,849.96 = 101,201.18 : x - Step 2: Convert to fraction form
181,775.74/250,849.96 = 101,201.18/x - Step 3: Cross multiply
181,775.74x = 250,849.96 × 101,201.18 - Step 4: Simplify right side
181,775.74x = 25,386,311,954.95 - Step 5: Solve for x
x = 25,386,311,954.95/181,775.74 - Step 6: Final answer
x = 139,657.32
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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.