Finding the Fourth Proportional to 79,069.92, 118,604.19 and 32,289.96
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Solution
The fourth proportional to 79,069.92, 118,604.19 and 32,289.96 is: 48,434.66
Step by Step Solution
- Step 1: Write the proportion equation
79,069.92 : 118,604.19 = 32,289.96 : x - Step 2: Convert to fraction form
79,069.92/118,604.19 = 32,289.96/x - Step 3: Cross multiply
79,069.92x = 118,604.19 × 32,289.96 - Step 4: Simplify right side
79,069.92x = 3,829,724,550.93 - Step 5: Solve for x
x = 3,829,724,550.93/79,069.92 - Step 6: Final answer
x = 48,434.66
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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.