Finding the Fourth Proportional to 83,544.39, 115,297.36 and 47,733.63
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Solution
The fourth proportional to 83,544.39, 115,297.36 and 47,733.63 is: 65,875.90
Step by Step Solution
- Step 1: Write the proportion equation
83,544.39 : 115,297.36 = 47,733.63 : x - Step 2: Convert to fraction form
83,544.39/115,297.36 = 47,733.63/x - Step 3: Cross multiply
83,544.39x = 115,297.36 × 47,733.63 - Step 4: Simplify right side
83,544.39x = 5,503,561,522.22 - Step 5: Solve for x
x = 5,503,561,522.22/83,544.39 - Step 6: Final answer
x = 65,875.90
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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.