Finding the Fourth Proportional to 141,340.20, 212,010.30 and 125,593.80
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Solution
The fourth proportional to 141,340.20, 212,010.30 and 125,593.80 is: 188,390.70
Step by Step Solution
- Step 1: Write the proportion equation
141,340.20 : 212,010.30 = 125,593.80 : x - Step 2: Convert to fraction form
141,340.20/212,010.30 = 125,593.80/x - Step 3: Cross multiply
141,340.20x = 212,010.30 × 125,593.80 - Step 4: Simplify right side
141,340.20x = 26,627,179,216.14 - Step 5: Solve for x
x = 26,627,179,216.14/141,340.20 - Step 6: Final answer
x = 188,390.70
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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.