Finding the Fourth Proportional to 202,195.08, 279,027.42 and 111,551.84
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Solution
The fourth proportional to 202,195.08, 279,027.42 and 111,551.84 is: 153,940.54
Step by Step Solution
- Step 1: Write the proportion equation
202,195.08 : 279,027.42 = 111,551.84 : x - Step 2: Convert to fraction form
202,195.08/279,027.42 = 111,551.84/x - Step 3: Cross multiply
202,195.08x = 279,027.42 × 111,551.84 - Step 4: Simplify right side
202,195.08x = 31,126,020,716.32 - Step 5: Solve for x
x = 31,126,020,716.32/202,195.08 - Step 6: Final answer
x = 153,940.54
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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.