Finding the Fourth Proportional to 135,392.41, 203,205.26 and 65,330.65
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Solution
The fourth proportional to 135,392.41, 203,205.26 and 65,330.65 is: 98,052.26
Step by Step Solution
- Step 1: Write the proportion equation
135,392.41 : 203,205.26 = 65,330.65 : x - Step 2: Convert to fraction form
135,392.41/203,205.26 = 65,330.65/x - Step 3: Cross multiply
135,392.41x = 203,205.26 × 65,330.65 - Step 4: Simplify right side
135,392.41x = 13,275,531,719.22 - Step 5: Solve for x
x = 13,275,531,719.22/135,392.41 - Step 6: Final answer
x = 98,052.26
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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.