Finding the Fourth Proportional to 202,725.24, 279,752.58 and 112,075.44
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Solution
The fourth proportional to 202,725.24, 279,752.58 and 112,075.44 is: 154,659.55
Step by Step Solution
- Step 1: Write the proportion equation
202,725.24 : 279,752.58 = 112,075.44 : x - Step 2: Convert to fraction form
202,725.24/279,752.58 = 112,075.44/x - Step 3: Cross multiply
202,725.24x = 279,752.58 × 112,075.44 - Step 4: Simplify right side
202,725.24x = 31,353,393,494.64 - Step 5: Solve for x
x = 31,353,393,494.64/202,725.24 - Step 6: Final answer
x = 154,659.55
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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.