Finding the Fourth Proportional to 229.97, 317.24 and 146.99
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Solution
The fourth proportional to 229.97, 317.24 and 146.99 is: 202.77
Step by Step Solution
- Step 1: Write the proportion equation
229.97 : 317.24 = 146.99 : x - Step 2: Convert to fraction form
229.97/317.24 = 146.99/x - Step 3: Cross multiply
229.97x = 317.24 × 146.99 - Step 4: Simplify right side
229.97x = 46,631.11 - Step 5: Solve for x
x = 46,631.11/229.97 - Step 6: Final answer
x = 202.77
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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.