Finding the Fourth Proportional to 166,842.05, 250,157.00 and 141,550.31
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Solution
The fourth proportional to 166,842.05, 250,157.00 and 141,550.31 is: 212,235.46
Step by Step Solution
- Step 1: Write the proportion equation
166,842.05 : 250,157.00 = 141,550.31 : x - Step 2: Convert to fraction form
166,842.05/250,157.00 = 141,550.31/x - Step 3: Cross multiply
166,842.05x = 250,157.00 × 141,550.31 - Step 4: Simplify right side
166,842.05x = 35,409,798,940.13 - Step 5: Solve for x
x = 35,409,798,940.13/166,842.05 - Step 6: Final answer
x = 212,235.46
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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.