Finding the Fourth Proportional to 173,135.80, 259,703.70 and 125,896.60
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Solution
The fourth proportional to 173,135.80, 259,703.70 and 125,896.60 is: 188,844.90
Step by Step Solution
- Step 1: Write the proportion equation
173,135.80 : 259,703.70 = 125,896.60 : x - Step 2: Convert to fraction form
173,135.80/259,703.70 = 125,896.60/x - Step 3: Cross multiply
173,135.80x = 259,703.70 × 125,896.60 - Step 4: Simplify right side
173,135.80x = 32,695,812,837.42 - Step 5: Solve for x
x = 32,695,812,837.42/173,135.80 - Step 6: Final answer
x = 188,844.90
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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.