Finding the Fourth Proportional to 96,804.29, 133,589.78 and 53,787.75
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Solution
The fourth proportional to 96,804.29, 133,589.78 and 53,787.75 is: 74,227.01
Step by Step Solution
- Step 1: Write the proportion equation
96,804.29 : 133,589.78 = 53,787.75 : x - Step 2: Convert to fraction form
96,804.29/133,589.78 = 53,787.75/x - Step 3: Cross multiply
96,804.29x = 133,589.78 × 53,787.75 - Step 4: Simplify right side
96,804.29x = 7,185,493,272.28 - Step 5: Solve for x
x = 7,185,493,272.28/96,804.29 - Step 6: Final answer
x = 74,227.01
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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.