Finding the Fourth Proportional to 227,378.93, 313,790.24 and 125,408.75
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Solution
The fourth proportional to 227,378.93, 313,790.24 and 125,408.75 is: 173,068.11
Step by Step Solution
- Step 1: Write the proportion equation
227,378.93 : 313,790.24 = 125,408.75 : x - Step 2: Convert to fraction form
227,378.93/313,790.24 = 125,408.75/x - Step 3: Cross multiply
227,378.93x = 313,790.24 × 125,408.75 - Step 4: Simplify right side
227,378.93x = 39,352,041,760.60 - Step 5: Solve for x
x = 39,352,041,760.60/227,378.93 - Step 6: Final answer
x = 173,068.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.