Finding the Fourth Proportional to 83,729.77, 125,598.74 and 33,803.63
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Solution
The fourth proportional to 83,729.77, 125,598.74 and 33,803.63 is: 50,707.09
Step by Step Solution
- Step 1: Write the proportion equation
83,729.77 : 125,598.74 = 33,803.63 : x - Step 2: Convert to fraction form
83,729.77/125,598.74 = 33,803.63/x - Step 3: Cross multiply
83,729.77x = 125,598.74 × 33,803.63 - Step 4: Simplify right side
83,729.77x = 4,245,693,009.41 - Step 5: Solve for x
x = 4,245,693,009.41/83,729.77 - Step 6: Final answer
x = 50,707.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.