Finding the Fourth Proportional to 79,958.25, 119,938.01 and 27,368.19
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Solution
The fourth proportional to 79,958.25, 119,938.01 and 27,368.19 is: 41,052.50
Step by Step Solution
- Step 1: Write the proportion equation
79,958.25 : 119,938.01 = 27,368.19 : x - Step 2: Convert to fraction form
79,958.25/119,938.01 = 27,368.19/x - Step 3: Cross multiply
79,958.25x = 119,938.01 × 27,368.19 - Step 4: Simplify right side
79,958.25x = 3,282,486,109.06 - Step 5: Solve for x
x = 3,282,486,109.06/79,958.25 - Step 6: Final answer
x = 41,052.50
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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.