Finding the Fourth Proportional to 79,812.24, 119,706.96 and 29,885.52
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Solution
The fourth proportional to 79,812.24, 119,706.96 and 29,885.52 is: 44,824.01
Step by Step Solution
- Step 1: Write the proportion equation
79,812.24 : 119,706.96 = 29,885.52 : x - Step 2: Convert to fraction form
79,812.24/119,706.96 = 29,885.52/x - Step 3: Cross multiply
79,812.24x = 119,706.96 × 29,885.52 - Step 4: Simplify right side
79,812.24x = 3,577,504,747.22 - Step 5: Solve for x
x = 3,577,504,747.22/79,812.24 - Step 6: Final answer
x = 44,824.01
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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.