Finding the Fourth Proportional to 229,199.14, 343,869.09 and 109,408.95
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Solution
The fourth proportional to 229,199.14, 343,869.09 and 109,408.95 is: 164,147.02
Step by Step Solution
- Step 1: Write the proportion equation
229,199.14 : 343,869.09 = 109,408.95 : x - Step 2: Convert to fraction form
229,199.14/343,869.09 = 109,408.95/x - Step 3: Cross multiply
229,199.14x = 343,869.09 × 109,408.95 - Step 4: Simplify right side
229,199.14x = 37,622,356,074.36 - Step 5: Solve for x
x = 37,622,356,074.36/229,199.14 - Step 6: Final answer
x = 164,147.02
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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.