Finding the Fourth Proportional to 158,717.24, 237,974.58 and 68,711.48
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Solution
The fourth proportional to 158,717.24, 237,974.58 and 68,711.48 is: 103,023.37
Step by Step Solution
- Step 1: Write the proportion equation
158,717.24 : 237,974.58 = 68,711.48 : x - Step 2: Convert to fraction form
158,717.24/237,974.58 = 68,711.48/x - Step 3: Cross multiply
158,717.24x = 237,974.58 × 68,711.48 - Step 4: Simplify right side
158,717.24x = 16,351,585,594.18 - Step 5: Solve for x
x = 16,351,585,594.18/158,717.24 - Step 6: Final answer
x = 103,023.37
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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.