Finding the Fourth Proportional to 242,358.29, 363,703.50 and 84,586.75
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Solution
The fourth proportional to 242,358.29, 363,703.50 and 84,586.75 is: 126,938.08
Step by Step Solution
- Step 1: Write the proportion equation
242,358.29 : 363,703.50 = 84,586.75 : x - Step 2: Convert to fraction form
242,358.29/363,703.50 = 84,586.75/x - Step 3: Cross multiply
242,358.29x = 363,703.50 × 84,586.75 - Step 4: Simplify right side
242,358.29x = 30,764,496,119.37 - Step 5: Solve for x
x = 30,764,496,119.37/242,358.29 - Step 6: Final answer
x = 126,938.08
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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.