Finding the Fourth Proportional to 84,613.63, 116,771.49 and 46,887.07
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Solution
The fourth proportional to 84,613.63, 116,771.49 and 46,887.07 is: 64,706.75
Step by Step Solution
- Step 1: Write the proportion equation
84,613.63 : 116,771.49 = 46,887.07 : x - Step 2: Convert to fraction form
84,613.63/116,771.49 = 46,887.07/x - Step 3: Cross multiply
84,613.63x = 116,771.49 × 46,887.07 - Step 4: Simplify right side
84,613.63x = 5,475,073,025.63 - Step 5: Solve for x
x = 5,475,073,025.63/84,613.63 - Step 6: Final answer
x = 64,706.75
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1.5x scale
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.