Finding the Fourth Proportional to 79,206.44, 118,813.26 and 44,119.64
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Solution
The fourth proportional to 79,206.44, 118,813.26 and 44,119.64 is: 66,181.47
Step by Step Solution
- Step 1: Write the proportion equation
79,206.44 : 118,813.26 = 44,119.64 : x - Step 2: Convert to fraction form
79,206.44/118,813.26 = 44,119.64/x - Step 3: Cross multiply
79,206.44x = 118,813.26 × 44,119.64 - Step 4: Simplify right side
79,206.44x = 5,241,998,258.43 - Step 5: Solve for x
x = 5,241,998,258.43/79,206.44 - Step 6: Final answer
x = 66,181.47
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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.