Finding the Fourth Proportional to 83,832.24, 115,690.68 and 46,107.48
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Solution
The fourth proportional to 83,832.24, 115,690.68 and 46,107.48 is: 63,629.53
Step by Step Solution
- Step 1: Write the proportion equation
83,832.24 : 115,690.68 = 46,107.48 : x - Step 2: Convert to fraction form
83,832.24/115,690.68 = 46,107.48/x - Step 3: Cross multiply
83,832.24x = 115,690.68 × 46,107.48 - Step 4: Simplify right side
83,832.24x = 5,334,205,714.29 - Step 5: Solve for x
x = 5,334,205,714.29/83,832.24 - Step 6: Final answer
x = 63,629.53
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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.