Finding the Fourth Proportional to 79,954.80, 119,904.72 and 27,352.08
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Solution
The fourth proportional to 79,954.80, 119,904.72 and 27,352.08 is: 41,018.72
Step by Step Solution
- Step 1: Write the proportion equation
79,954.80 : 119,904.72 = 27,352.08 : x - Step 2: Convert to fraction form
79,954.80/119,904.72 = 27,352.08/x - Step 3: Cross multiply
79,954.80x = 119,904.72 × 27,352.08 - Step 4: Simplify right side
79,954.80x = 3,279,643,493.82 - Step 5: Solve for x
x = 3,279,643,493.82/79,954.80 - Step 6: Final answer
x = 41,018.72
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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.