Finding the Fourth Proportional to 269,231.06, 371,541.38 and 148,376.76
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Solution
The fourth proportional to 269,231.06, 371,541.38 and 148,376.76 is: 204,761.32
Step by Step Solution
- Step 1: Write the proportion equation
269,231.06 : 371,541.38 = 148,376.76 : x - Step 2: Convert to fraction form
269,231.06/371,541.38 = 148,376.76/x - Step 3: Cross multiply
269,231.06x = 371,541.38 × 148,376.76 - Step 4: Simplify right side
269,231.06x = 55,128,105,428.45 - Step 5: Solve for x
x = 55,128,105,428.45/269,231.06 - Step 6: Final answer
x = 204,761.32
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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.