Finding the Fourth Proportional to 80,594.99, 120,860.81 and 27,272.28
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Solution
The fourth proportional to 80,594.99, 120,860.81 and 27,272.28 is: 40,897.70
Step by Step Solution
- Step 1: Write the proportion equation
80,594.99 : 120,860.81 = 27,272.28 : x - Step 2: Convert to fraction form
80,594.99/120,860.81 = 27,272.28/x - Step 3: Cross multiply
80,594.99x = 120,860.81 × 27,272.28 - Step 4: Simplify right side
80,594.99x = 3,296,149,851.35 - Step 5: Solve for x
x = 3,296,149,851.35/80,594.99 - Step 6: Final answer
x = 40,897.70
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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.