Finding the Fourth Proportional to 103,593.51, 155,390.27 and 68,524.97
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Solution
The fourth proportional to 103,593.51, 155,390.27 and 68,524.97 is: 102,787.45
Step by Step Solution
- Step 1: Write the proportion equation
103,593.51 : 155,390.27 = 68,524.97 : x - Step 2: Convert to fraction form
103,593.51/155,390.27 = 68,524.97/x - Step 3: Cross multiply
103,593.51x = 155,390.27 × 68,524.97 - Step 4: Simplify right side
103,593.51x = 10,648,112,470.47 - Step 5: Solve for x
x = 10,648,112,470.47/103,593.51 - Step 6: Final answer
x = 102,787.45
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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.