Finding the Fourth Proportional to 242,625.02, 334,832.82 and 135,195.14
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Solution
The fourth proportional to 242,625.02, 334,832.82 and 135,195.14 is: 186,575.03
Step by Step Solution
- Step 1: Write the proportion equation
242,625.02 : 334,832.82 = 135,195.14 : x - Step 2: Convert to fraction form
242,625.02/334,832.82 = 135,195.14/x - Step 3: Cross multiply
242,625.02x = 334,832.82 × 135,195.14 - Step 4: Simplify right side
242,625.02x = 45,267,769,976.49 - Step 5: Solve for x
x = 45,267,769,976.49/242,625.02 - Step 6: Final answer
x = 186,575.03
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.