Finding the Fourth Proportional to 92,647.09, 127,852.97 and 50,205.62
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Solution
The fourth proportional to 92,647.09, 127,852.97 and 50,205.62 is: 69,283.75
Step by Step Solution
- Step 1: Write the proportion equation
92,647.09 : 127,852.97 = 50,205.62 : x - Step 2: Convert to fraction form
92,647.09/127,852.97 = 50,205.62/x - Step 3: Cross multiply
92,647.09x = 127,852.97 × 50,205.62 - Step 4: Simplify right side
92,647.09x = 6,418,937,627.69 - Step 5: Solve for x
x = 6,418,937,627.69/92,647.09 - Step 6: Final answer
x = 69,283.75
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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.