Finding the Fourth Proportional to 173,028.48, 259,581.20 and 53,102.12
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Solution
The fourth proportional to 173,028.48, 259,581.20 and 53,102.12 is: 79,664.99
Step by Step Solution
- Step 1: Write the proportion equation
173,028.48 : 259,581.20 = 53,102.12 : x - Step 2: Convert to fraction form
173,028.48/259,581.20 = 53,102.12/x - Step 3: Cross multiply
173,028.48x = 259,581.20 × 53,102.12 - Step 4: Simplify right side
173,028.48x = 13,784,312,032.14 - Step 5: Solve for x
x = 13,784,312,032.14/173,028.48 - Step 6: Final answer
x = 79,664.99
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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.