Finding the Fourth Proportional to 200,391.84, 276,540.66 and 110,967.84
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Solution
The fourth proportional to 200,391.84, 276,540.66 and 110,967.84 is: 153,135.58
Step by Step Solution
- Step 1: Write the proportion equation
200,391.84 : 276,540.66 = 110,967.84 : x - Step 2: Convert to fraction form
200,391.84/276,540.66 = 110,967.84/x - Step 3: Cross multiply
200,391.84x = 276,540.66 × 110,967.84 - Step 4: Simplify right side
200,391.84x = 30,687,119,712.37 - Step 5: Solve for x
x = 30,687,119,712.37/200,391.84 - Step 6: Final answer
x = 153,135.58
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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.