Finding the Fourth Proportional to 79,647.77, 119,486.24 and 27,065.00
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Solution
The fourth proportional to 79,647.77, 119,486.24 and 27,065.00 is: 40,602.46
Step by Step Solution
- Step 1: Write the proportion equation
79,647.77 : 119,486.24 = 27,065.00 : x - Step 2: Convert to fraction form
79,647.77/119,486.24 = 27,065.00/x - Step 3: Cross multiply
79,647.77x = 119,486.24 × 27,065.00 - Step 4: Simplify right side
79,647.77x = 3,233,895,350.48 - Step 5: Solve for x
x = 3,233,895,350.48/79,647.77 - Step 6: Final answer
x = 40,602.46
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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.