Finding the Fourth Proportional to 201,236.40, 301,854.60 and 107,924.40
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Solution
The fourth proportional to 201,236.40, 301,854.60 and 107,924.40 is: 161,886.60
Step by Step Solution
- Step 1: Write the proportion equation
201,236.40 : 301,854.60 = 107,924.40 : x - Step 2: Convert to fraction form
201,236.40/301,854.60 = 107,924.40/x - Step 3: Cross multiply
201,236.40x = 301,854.60 × 107,924.40 - Step 4: Simplify right side
201,236.40x = 32,577,476,592.24 - Step 5: Solve for x
x = 32,577,476,592.24/201,236.40 - Step 6: Final answer
x = 161,886.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.