Finding the Fourth Proportional to 125,512.02, 188,268.51 and 88,238.94
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Solution
The fourth proportional to 125,512.02, 188,268.51 and 88,238.94 is: 132,358.75
Step by Step Solution
- Step 1: Write the proportion equation
125,512.02 : 188,268.51 = 88,238.94 : x - Step 2: Convert to fraction form
125,512.02/188,268.51 = 88,238.94/x - Step 3: Cross multiply
125,512.02x = 188,268.51 × 88,238.94 - Step 4: Simplify right side
125,512.02x = 16,612,613,757.78 - Step 5: Solve for x
x = 16,612,613,757.78/125,512.02 - Step 6: Final answer
x = 132,358.75
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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.