Finding the Fourth Proportional to 73,523.06, 110,284.59 and 18,119.06
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Solution
The fourth proportional to 73,523.06, 110,284.59 and 18,119.06 is: 27,178.59
Step by Step Solution
- Step 1: Write the proportion equation
73,523.06 : 110,284.59 = 18,119.06 : x - Step 2: Convert to fraction form
73,523.06/110,284.59 = 18,119.06/x - Step 3: Cross multiply
73,523.06x = 110,284.59 × 18,119.06 - Step 4: Simplify right side
73,523.06x = 1,998,253,446.94 - Step 5: Solve for x
x = 1,998,253,446.94/73,523.06 - Step 6: Final answer
x = 27,178.59
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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.