Finding the Fourth Proportional to 264,781.43, 365,400.80 and 143,922.99
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Solution
The fourth proportional to 264,781.43, 365,400.80 and 143,922.99 is: 198,615.05
Step by Step Solution
- Step 1: Write the proportion equation
264,781.43 : 365,400.80 = 143,922.99 : x - Step 2: Convert to fraction form
264,781.43/365,400.80 = 143,922.99/x - Step 3: Cross multiply
264,781.43x = 365,400.80 × 143,922.99 - Step 4: Simplify right side
264,781.43x = 52,589,575,684.39 - Step 5: Solve for x
x = 52,589,575,684.39/264,781.43 - Step 6: Final answer
x = 198,615.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.