Finding the Fourth Proportional to 73,194.13, 101,008.11 and 39,660.13
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Solution
The fourth proportional to 73,194.13, 101,008.11 and 39,660.13 is: 54,731.09
Step by Step Solution
- Step 1: Write the proportion equation
73,194.13 : 101,008.11 = 39,660.13 : x - Step 2: Convert to fraction form
73,194.13/101,008.11 = 39,660.13/x - Step 3: Cross multiply
73,194.13x = 101,008.11 × 39,660.13 - Step 4: Simplify right side
73,194.13x = 4,005,994,773.65 - Step 5: Solve for x
x = 4,005,994,773.65/73,194.13 - Step 6: Final answer
x = 54,731.09
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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.