Finding the Fourth Proportional to 186,150.24, 279,133.11 and 66,189.20
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Solution
The fourth proportional to 186,150.24, 279,133.11 and 66,189.20 is: 99,250.99
Step by Step Solution
- Step 1: Write the proportion equation
186,150.24 : 279,133.11 = 66,189.20 : x - Step 2: Convert to fraction form
186,150.24/279,133.11 = 66,189.20/x - Step 3: Cross multiply
186,150.24x = 279,133.11 × 66,189.20 - Step 4: Simplify right side
186,150.24x = 18,475,595,848.75 - Step 5: Solve for x
x = 18,475,595,848.75/186,150.24 - Step 6: Final answer
x = 99,250.99
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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.