Finding the Fourth Proportional to 79,653.62, 119,554.23 and 40,238.48
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Solution
The fourth proportional to 79,653.62, 119,554.23 and 40,238.48 is: 60,395.00
Step by Step Solution
- Step 1: Write the proportion equation
79,653.62 : 119,554.23 = 40,238.48 : x - Step 2: Convert to fraction form
79,653.62/119,554.23 = 40,238.48/x - Step 3: Cross multiply
79,653.62x = 119,554.23 × 40,238.48 - Step 4: Simplify right side
79,653.62x = 4,810,680,492.77 - Step 5: Solve for x
x = 4,810,680,492.77/79,653.62 - Step 6: Final answer
x = 60,395.00
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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.