Finding the Fourth Proportional to 207.25, 310.93 and 62.97
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Solution
The fourth proportional to 207.25, 310.93 and 62.97 is: 94.47
Step by Step Solution
- Step 1: Write the proportion equation
207.25 : 310.93 = 62.97 : x - Step 2: Convert to fraction form
207.25/310.93 = 62.97/x - Step 3: Cross multiply
207.25x = 310.93 × 62.97 - Step 4: Simplify right side
207.25x = 19,579.26 - Step 5: Solve for x
x = 19,579.26/207.25 - Step 6: Final answer
x = 94.47
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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.