Finding the Fourth Proportional to 242,581.41, 363,469.91 and 147,524.09
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Solution
The fourth proportional to 242,581.41, 363,469.91 and 147,524.09 is: 221,041.53
Step by Step Solution
- Step 1: Write the proportion equation
242,581.41 : 363,469.91 = 147,524.09 : x - Step 2: Convert to fraction form
242,581.41/363,469.91 = 147,524.09/x - Step 3: Cross multiply
242,581.41x = 363,469.91 × 147,524.09 - Step 4: Simplify right side
242,581.41x = 53,620,565,160.16 - Step 5: Solve for x
x = 53,620,565,160.16/242,581.41 - Step 6: Final answer
x = 221,041.53
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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.