Finding the Fourth Proportional to 84,542.63, 116,672.49 and 46,816.88
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Solution
The fourth proportional to 84,542.63, 116,672.49 and 46,816.88 is: 64,609.32
Step by Step Solution
- Step 1: Write the proportion equation
84,542.63 : 116,672.49 = 46,816.88 : x - Step 2: Convert to fraction form
84,542.63/116,672.49 = 46,816.88/x - Step 3: Cross multiply
84,542.63x = 116,672.49 × 46,816.88 - Step 4: Simplify right side
84,542.63x = 5,462,241,380.27 - Step 5: Solve for x
x = 5,462,241,380.27/84,542.63 - Step 6: Final answer
x = 64,609.32
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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.