Finding the Fourth Proportional to 73,194.75, 101,008.88 and 39,660.75
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Solution
The fourth proportional to 73,194.75, 101,008.88 and 39,660.75 is: 54,731.90
Step by Step Solution
- Step 1: Write the proportion equation
73,194.75 : 101,008.88 = 39,660.75 : x - Step 2: Convert to fraction form
73,194.75/101,008.88 = 39,660.75/x - Step 3: Cross multiply
73,194.75x = 101,008.88 × 39,660.75 - Step 4: Simplify right side
73,194.75x = 4,006,087,739.16 - Step 5: Solve for x
x = 4,006,087,739.16/73,194.75 - Step 6: Final answer
x = 54,731.90
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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.