Finding the Fourth Proportional to 134,244.40, 201,431.40 and 94,716.40
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Solution
The fourth proportional to 134,244.40, 201,431.40 and 94,716.40 is: 142,120.32
Step by Step Solution
- Step 1: Write the proportion equation
134,244.40 : 201,431.40 = 94,716.40 : x - Step 2: Convert to fraction form
134,244.40/201,431.40 = 94,716.40/x - Step 3: Cross multiply
134,244.40x = 201,431.40 × 94,716.40 - Step 4: Simplify right side
134,244.40x = 19,078,857,054.96 - Step 5: Solve for x
x = 19,078,857,054.96/134,244.40 - Step 6: Final answer
x = 142,120.32
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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.