Finding the Fourth Proportional to 173,499.48, 239,431.14 and 101,880.36
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Solution
The fourth proportional to 173,499.48, 239,431.14 and 101,880.36 is: 140,595.99
Step by Step Solution
- Step 1: Write the proportion equation
173,499.48 : 239,431.14 = 101,880.36 : x - Step 2: Convert to fraction form
173,499.48/239,431.14 = 101,880.36/x - Step 3: Cross multiply
173,499.48x = 239,431.14 × 101,880.36 - Step 4: Simplify right side
173,499.48x = 24,393,330,738.41 - Step 5: Solve for x
x = 24,393,330,738.41/173,499.48 - Step 6: Final answer
x = 140,595.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.