Finding the Fourth Proportional to 135,200.62, 202,814.84 and 51,031.68
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Solution
The fourth proportional to 135,200.62, 202,814.84 and 51,031.68 is: 76,552.77
Step by Step Solution
- Step 1: Write the proportion equation
135,200.62 : 202,814.84 = 51,031.68 : x - Step 2: Convert to fraction form
135,200.62/202,814.84 = 51,031.68/x - Step 3: Cross multiply
135,200.62x = 202,814.84 × 51,031.68 - Step 4: Simplify right side
135,200.62x = 10,349,982,014.13 - Step 5: Solve for x
x = 10,349,982,014.13/135,200.62 - Step 6: Final answer
x = 76,552.77
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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.