Finding the Fourth Proportional to 202,560.19, 279,549.42 and 111,924.09
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Solution
The fourth proportional to 202,560.19, 279,549.42 and 111,924.09 is: 154,464.28
Step by Step Solution
- Step 1: Write the proportion equation
202,560.19 : 279,549.42 = 111,924.09 : x - Step 2: Convert to fraction form
202,560.19/279,549.42 = 111,924.09/x - Step 3: Cross multiply
202,560.19x = 279,549.42 × 111,924.09 - Step 4: Simplify right side
202,560.19x = 31,288,314,443.53 - Step 5: Solve for x
x = 31,288,314,443.53/202,560.19 - Step 6: Final answer
x = 154,464.28
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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.