Finding the Fourth Proportional to 246,323.88, 339,926.67 and 133,146.72
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Solution
The fourth proportional to 246,323.88, 339,926.67 and 133,146.72 is: 183,742.32
Step by Step Solution
- Step 1: Write the proportion equation
246,323.88 : 339,926.67 = 133,146.72 : x - Step 2: Convert to fraction form
246,323.88/339,926.67 = 133,146.72/x - Step 3: Cross multiply
246,323.88x = 339,926.67 × 133,146.72 - Step 4: Simplify right side
246,323.88x = 45,260,121,151.02 - Step 5: Solve for x
x = 45,260,121,151.02/246,323.88 - Step 6: Final answer
x = 183,742.32
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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.