Finding the Fourth Proportional to 236,968.22, 327,024.09 and 129,535.94
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Solution
The fourth proportional to 236,968.22, 327,024.09 and 129,535.94 is: 178,763.94
Step by Step Solution
- Step 1: Write the proportion equation
236,968.22 : 327,024.09 = 129,535.94 : x - Step 2: Convert to fraction form
236,968.22/327,024.09 = 129,535.94/x - Step 3: Cross multiply
236,968.22x = 327,024.09 × 129,535.94 - Step 4: Simplify right side
236,968.22x = 42,361,372,900.79 - Step 5: Solve for x
x = 42,361,372,900.79/236,968.22 - Step 6: Final answer
x = 178,763.94
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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.