Finding the Fourth Proportional to 150,724.99, 208,003.08 and 82,748.26
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Solution
The fourth proportional to 150,724.99, 208,003.08 and 82,748.26 is: 114,194.02
Step by Step Solution
- Step 1: Write the proportion equation
150,724.99 : 208,003.08 = 82,748.26 : x - Step 2: Convert to fraction form
150,724.99/208,003.08 = 82,748.26/x - Step 3: Cross multiply
150,724.99x = 208,003.08 × 82,748.26 - Step 4: Simplify right side
150,724.99x = 17,211,892,944.64 - Step 5: Solve for x
x = 17,211,892,944.64/150,724.99 - Step 6: Final answer
x = 114,194.02
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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.