Finding the Fourth Proportional to 216,408.42, 324,600.48 and 58,625.28
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Solution
The fourth proportional to 216,408.42, 324,600.48 and 58,625.28 is: 87,934.63
Step by Step Solution
- Step 1: Write the proportion equation
216,408.42 : 324,600.48 = 58,625.28 : x - Step 2: Convert to fraction form
216,408.42/324,600.48 = 58,625.28/x - Step 3: Cross multiply
216,408.42x = 324,600.48 × 58,625.28 - Step 4: Simplify right side
216,408.42x = 19,029,794,028.13 - Step 5: Solve for x
x = 19,029,794,028.13/216,408.42 - Step 6: Final answer
x = 87,934.63
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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.