Finding the Fourth Proportional to 192,579.48, 288,794.58 and 66,195.96
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Solution
The fourth proportional to 192,579.48, 288,794.58 and 66,195.96 is: 99,268.28
Step by Step Solution
- Step 1: Write the proportion equation
192,579.48 : 288,794.58 = 66,195.96 : x - Step 2: Convert to fraction form
192,579.48/288,794.58 = 66,195.96/x - Step 3: Cross multiply
192,579.48x = 288,794.58 × 66,195.96 - Step 4: Simplify right side
192,579.48x = 19,117,034,465.90 - Step 5: Solve for x
x = 19,117,034,465.90/192,579.48 - Step 6: Final answer
x = 99,268.28
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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.