Finding the Fourth Proportional to 236,953.76, 327,004.98 and 129,531.08
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Solution
The fourth proportional to 236,953.76, 327,004.98 and 129,531.08 is: 178,757.70
Step by Step Solution
- Step 1: Write the proportion equation
236,953.76 : 327,004.98 = 129,531.08 : x - Step 2: Convert to fraction form
236,953.76/327,004.98 = 129,531.08/x - Step 3: Cross multiply
236,953.76x = 327,004.98 × 129,531.08 - Step 4: Simplify right side
236,953.76x = 42,357,308,224.78 - Step 5: Solve for x
x = 42,357,308,224.78/236,953.76 - Step 6: Final answer
x = 178,757.70
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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.