Finding the Fourth Proportional to 205,170.37, 283,159.14 and 170,654.21
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Solution
The fourth proportional to 205,170.37, 283,159.14 and 170,654.21 is: 235,522.80
Step by Step Solution
- Step 1: Write the proportion equation
205,170.37 : 283,159.14 = 170,654.21 : x - Step 2: Convert to fraction form
205,170.37/283,159.14 = 170,654.21/x - Step 3: Cross multiply
205,170.37x = 283,159.14 × 170,654.21 - Step 4: Simplify right side
205,170.37x = 48,322,299,408.92 - Step 5: Solve for x
x = 48,322,299,408.92/205,170.37 - Step 6: Final answer
x = 235,522.80
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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.