Finding the Fourth Proportional to 135,194.74, 202,820.67 and 50,953.12
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Solution
The fourth proportional to 135,194.74, 202,820.67 and 50,953.12 is: 76,440.44
Step by Step Solution
- Step 1: Write the proportion equation
135,194.74 : 202,820.67 = 50,953.12 : x - Step 2: Convert to fraction form
135,194.74/202,820.67 = 50,953.12/x - Step 3: Cross multiply
135,194.74x = 202,820.67 × 50,953.12 - Step 4: Simplify right side
135,194.74x = 10,334,345,936.99 - Step 5: Solve for x
x = 10,334,345,936.99/135,194.74 - Step 6: Final answer
x = 76,440.44
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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.