Finding the Fourth Proportional to 161,265.79, 222,575.88 and 93,273.31
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Solution
The fourth proportional to 161,265.79, 222,575.88 and 93,273.31 is: 128,733.99
Step by Step Solution
- Step 1: Write the proportion equation
161,265.79 : 222,575.88 = 93,273.31 : x - Step 2: Convert to fraction form
161,265.79/222,575.88 = 93,273.31/x - Step 3: Cross multiply
161,265.79x = 222,575.88 × 93,273.31 - Step 4: Simplify right side
161,265.79x = 20,760,389,053.76 - Step 5: Solve for x
x = 20,760,389,053.76/161,265.79 - Step 6: Final answer
x = 128,733.99
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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.