Finding the Fourth Proportional to 79,893.01, 119,839.53 and 27,302.95
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Solution
The fourth proportional to 79,893.01, 119,839.53 and 27,302.95 is: 40,954.43
Step by Step Solution
- Step 1: Write the proportion equation
79,893.01 : 119,839.53 = 27,302.95 : x - Step 2: Convert to fraction form
79,893.01/119,839.53 = 27,302.95/x - Step 3: Cross multiply
79,893.01x = 119,839.53 × 27,302.95 - Step 4: Simplify right side
79,893.01x = 3,271,972,096.42 - Step 5: Solve for x
x = 3,271,972,096.42/79,893.01 - Step 6: Final answer
x = 40,954.43
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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.