Finding the Fourth Proportional to 135,670.14, 203,352.12 and 65,467.44
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Solution
The fourth proportional to 135,670.14, 203,352.12 and 65,467.44 is: 98,127.29
Step by Step Solution
- Step 1: Write the proportion equation
135,670.14 : 203,352.12 = 65,467.44 : x - Step 2: Convert to fraction form
135,670.14/203,352.12 = 65,467.44/x - Step 3: Cross multiply
135,670.14x = 203,352.12 × 65,467.44 - Step 4: Simplify right side
135,670.14x = 13,312,942,714.97 - Step 5: Solve for x
x = 13,312,942,714.97/135,670.14 - Step 6: Final answer
x = 98,127.29
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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.