Finding the Fourth Proportional to 80,933.33, 121,411.07 and 27,610.99
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Solution
The fourth proportional to 80,933.33, 121,411.07 and 27,610.99 is: 41,420.26
Step by Step Solution
- Step 1: Write the proportion equation
80,933.33 : 121,411.07 = 27,610.99 : x - Step 2: Convert to fraction form
80,933.33/121,411.07 = 27,610.99/x - Step 3: Cross multiply
80,933.33x = 121,411.07 × 27,610.99 - Step 4: Simplify right side
80,933.33x = 3,352,279,398.08 - Step 5: Solve for x
x = 3,352,279,398.08/80,933.33 - Step 6: Final answer
x = 41,420.26
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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.