Finding the Fourth Proportional to 96,346.20, 144,534.78 and 29,770.68
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Solution
The fourth proportional to 96,346.20, 144,534.78 and 29,770.68 is: 44,660.80
Step by Step Solution
- Step 1: Write the proportion equation
96,346.20 : 144,534.78 = 29,770.68 : x - Step 2: Convert to fraction form
96,346.20/144,534.78 = 29,770.68/x - Step 3: Cross multiply
96,346.20x = 144,534.78 × 29,770.68 - Step 4: Simplify right side
96,346.20x = 4,302,898,684.25 - Step 5: Solve for x
x = 4,302,898,684.25/96,346.20 - Step 6: Final answer
x = 44,660.80
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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.