Finding the Fourth Proportional to 202,716.30, 279,756.36 and 134,615.82
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Solution
The fourth proportional to 202,716.30, 279,756.36 and 134,615.82 is: 185,775.06
Step by Step Solution
- Step 1: Write the proportion equation
202,716.30 : 279,756.36 = 134,615.82 : x - Step 2: Convert to fraction form
202,716.30/279,756.36 = 134,615.82/x - Step 3: Cross multiply
202,716.30x = 279,756.36 × 134,615.82 - Step 4: Simplify right side
202,716.30x = 37,659,631,801.62 - Step 5: Solve for x
x = 37,659,631,801.62/202,716.30 - Step 6: Final answer
x = 185,775.06
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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.