Finding the Fourth Proportional to 261,954.36, 361,505.88 and 147,252.96
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Solution
The fourth proportional to 261,954.36, 361,505.88 and 147,252.96 is: 203,214.07
Step by Step Solution
- Step 1: Write the proportion equation
261,954.36 : 361,505.88 = 147,252.96 : x - Step 2: Convert to fraction form
261,954.36/361,505.88 = 147,252.96/x - Step 3: Cross multiply
261,954.36x = 361,505.88 × 147,252.96 - Step 4: Simplify right side
261,954.36x = 53,232,810,887.40 - Step 5: Solve for x
x = 53,232,810,887.40/261,954.36 - Step 6: Final answer
x = 203,214.07
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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.