Finding the Fourth Proportional to 202,370.95, 279,272.32 and 111,727.09
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Solution
The fourth proportional to 202,370.95, 279,272.32 and 111,727.09 is: 154,183.61
Step by Step Solution
- Step 1: Write the proportion equation
202,370.95 : 279,272.32 = 111,727.09 : x - Step 2: Convert to fraction form
202,370.95/279,272.32 = 111,727.09/x - Step 3: Cross multiply
202,370.95x = 279,272.32 × 111,727.09 - Step 4: Simplify right side
202,370.95x = 31,202,282,234.79 - Step 5: Solve for x
x = 31,202,282,234.79/202,370.95 - Step 6: Final answer
x = 154,183.61
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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.