Finding the Fourth Proportional to 96,767.44, 133,538.97 and 54,326.05
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Solution
The fourth proportional to 96,767.44, 133,538.97 and 54,326.05 is: 74,969.89
Step by Step Solution
- Step 1: Write the proportion equation
96,767.44 : 133,538.97 = 54,326.05 : x - Step 2: Convert to fraction form
96,767.44/133,538.97 = 54,326.05/x - Step 3: Cross multiply
96,767.44x = 133,538.97 × 54,326.05 - Step 4: Simplify right side
96,767.44x = 7,254,644,761.17 - Step 5: Solve for x
x = 7,254,644,761.17/96,767.44 - Step 6: Final answer
x = 74,969.89
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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.