Finding the Fourth Proportional to 83,851.07, 115,716.26 and 46,125.32
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Solution
The fourth proportional to 83,851.07, 115,716.26 and 46,125.32 is: 63,653.92
Step by Step Solution
- Step 1: Write the proportion equation
83,851.07 : 115,716.26 = 46,125.32 : x - Step 2: Convert to fraction form
83,851.07/115,716.26 = 46,125.32/x - Step 3: Cross multiply
83,851.07x = 115,716.26 × 46,125.32 - Step 4: Simplify right side
83,851.07x = 5,337,449,058.44 - Step 5: Solve for x
x = 5,337,449,058.44/83,851.07 - Step 6: Final answer
x = 63,653.92
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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.