Finding the Fourth Proportional to 113,408.19, 170,150.52 and 50,219.70
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Solution
The fourth proportional to 113,408.19, 170,150.52 and 50,219.70 is: 75,346.48
Step by Step Solution
- Step 1: Write the proportion equation
113,408.19 : 170,150.52 = 50,219.70 : x - Step 2: Convert to fraction form
113,408.19/170,150.52 = 50,219.70/x - Step 3: Cross multiply
113,408.19x = 170,150.52 × 50,219.70 - Step 4: Simplify right side
113,408.19x = 8,544,908,069.24 - Step 5: Solve for x
x = 8,544,908,069.24/113,408.19 - Step 6: Final answer
x = 75,346.48
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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.