Finding the Fourth Proportional to 73,383.68, 101,270.04 and 39,849.68
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Solution
The fourth proportional to 73,383.68, 101,270.04 and 39,849.68 is: 54,992.86
Step by Step Solution
- Step 1: Write the proportion equation
73,383.68 : 101,270.04 = 39,849.68 : x - Step 2: Convert to fraction form
73,383.68/101,270.04 = 39,849.68/x - Step 3: Cross multiply
73,383.68x = 101,270.04 × 39,849.68 - Step 4: Simplify right side
73,383.68x = 4,035,578,687.59 - Step 5: Solve for x
x = 4,035,578,687.59/73,383.68 - Step 6: Final answer
x = 54,992.86
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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.