Finding the Fourth Proportional to 236,954.76, 327,006.36 and 129,532.08
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Solution
The fourth proportional to 236,954.76, 327,006.36 and 129,532.08 is: 178,759.08
Step by Step Solution
- Step 1: Write the proportion equation
236,954.76 : 327,006.36 = 129,532.08 : x - Step 2: Convert to fraction form
236,954.76/327,006.36 = 129,532.08/x - Step 3: Cross multiply
236,954.76x = 327,006.36 × 129,532.08 - Step 4: Simplify right side
236,954.76x = 42,357,813,984.03 - Step 5: Solve for x
x = 42,357,813,984.03/236,954.76 - Step 6: Final answer
x = 178,759.08
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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.