Finding the Fourth Proportional to 212,727.06, 293,563.44 and 117,232.92
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Solution
The fourth proportional to 212,727.06, 293,563.44 and 117,232.92 is: 161,781.48
Step by Step Solution
- Step 1: Write the proportion equation
212,727.06 : 293,563.44 = 117,232.92 : x - Step 2: Convert to fraction form
212,727.06/293,563.44 = 117,232.92/x - Step 3: Cross multiply
212,727.06x = 293,563.44 × 117,232.92 - Step 4: Simplify right side
212,727.06x = 34,415,299,276.44 - Step 5: Solve for x
x = 34,415,299,276.44/212,727.06 - Step 6: Final answer
x = 161,781.48
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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.