Finding the Fourth Proportional to 205,170.66, 283,134.42 and 119,150.79
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Solution
The fourth proportional to 205,170.66, 283,134.42 and 119,150.79 is: 164,427.46
Step by Step Solution
- Step 1: Write the proportion equation
205,170.66 : 283,134.42 = 119,150.79 : x - Step 2: Convert to fraction form
205,170.66/283,134.42 = 119,150.79/x - Step 3: Cross multiply
205,170.66x = 283,134.42 × 119,150.79 - Step 4: Simplify right side
205,170.66x = 33,735,689,819.19 - Step 5: Solve for x
x = 33,735,689,819.19/205,170.66 - Step 6: Final answer
x = 164,427.46
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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.