Finding the Fourth Proportional to 192,905.21, 289,544.18 and 93,135.48
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Solution
The fourth proportional to 192,905.21, 289,544.18 and 93,135.48 is: 139,793.20
Step by Step Solution
- Step 1: Write the proportion equation
192,905.21 : 289,544.18 = 93,135.48 : x - Step 2: Convert to fraction form
192,905.21/289,544.18 = 93,135.48/x - Step 3: Cross multiply
192,905.21x = 289,544.18 × 93,135.48 - Step 4: Simplify right side
192,905.21x = 26,966,835,719.83 - Step 5: Solve for x
x = 26,966,835,719.83/192,905.21 - Step 6: Final answer
x = 139,793.20
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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.