Finding the Fourth Proportional to 136,107.60, 204,161.40 and 94,117.20
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Solution
The fourth proportional to 136,107.60, 204,161.40 and 94,117.20 is: 141,175.80
Step by Step Solution
- Step 1: Write the proportion equation
136,107.60 : 204,161.40 = 94,117.20 : x - Step 2: Convert to fraction form
136,107.60/204,161.40 = 94,117.20/x - Step 3: Cross multiply
136,107.60x = 204,161.40 × 94,117.20 - Step 4: Simplify right side
136,107.60x = 19,215,099,316.08 - Step 5: Solve for x
x = 19,215,099,316.08/136,107.60 - Step 6: Final answer
x = 141,175.80
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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.