Finding the Fourth Proportional to 242,132.10, 363,088.80 and 108,943.80
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Solution
The fourth proportional to 242,132.10, 363,088.80 and 108,943.80 is: 163,366.50
Step by Step Solution
- Step 1: Write the proportion equation
242,132.10 : 363,088.80 = 108,943.80 : x - Step 2: Convert to fraction form
242,132.10/363,088.80 = 108,943.80/x - Step 3: Cross multiply
242,132.10x = 363,088.80 × 108,943.80 - Step 4: Simplify right side
242,132.10x = 39,556,273,609.44 - Step 5: Solve for x
x = 39,556,273,609.44/242,132.10 - Step 6: Final answer
x = 163,366.50
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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.