Finding the Fourth Proportional to 173,628.07, 239,525.76 and 112,394.05
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Solution
The fourth proportional to 173,628.07, 239,525.76 and 112,394.05 is: 155,051.37
Step by Step Solution
- Step 1: Write the proportion equation
173,628.07 : 239,525.76 = 112,394.05 : x - Step 2: Convert to fraction form
173,628.07/239,525.76 = 112,394.05/x - Step 3: Cross multiply
173,628.07x = 239,525.76 × 112,394.05 - Step 4: Simplify right side
173,628.07x = 26,921,270,245.73 - Step 5: Solve for x
x = 26,921,270,245.73/173,628.07 - Step 6: Final answer
x = 155,051.37
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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.