Finding the Fourth Proportional to 205,769.22, 283,865.62 and 133,195.53
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Solution
The fourth proportional to 205,769.22, 283,865.62 and 133,195.53 is: 183,747.74
Step by Step Solution
- Step 1: Write the proportion equation
205,769.22 : 283,865.62 = 133,195.53 : x - Step 2: Convert to fraction form
205,769.22/283,865.62 = 133,195.53/x - Step 3: Cross multiply
205,769.22x = 283,865.62 × 133,195.53 - Step 4: Simplify right side
205,769.22x = 37,809,629,952.36 - Step 5: Solve for x
x = 37,809,629,952.36/205,769.22 - Step 6: Final answer
x = 183,747.74
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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.