Finding the Fourth Proportional to 202.97, 279.99 and 166.05
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Solution
The fourth proportional to 202.97, 279.99 and 166.05 is: 229.06
Step by Step Solution
- Step 1: Write the proportion equation
202.97 : 279.99 = 166.05 : x - Step 2: Convert to fraction form
202.97/279.99 = 166.05/x - Step 3: Cross multiply
202.97x = 279.99 × 166.05 - Step 4: Simplify right side
202.97x = 46,492.34 - Step 5: Solve for x
x = 46,492.34/202.97 - Step 6: Final answer
x = 229.06
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.