Finding the Fourth Proportional to 230.99, 318.68 and 160.93
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Solution
The fourth proportional to 230.99, 318.68 and 160.93 is: 222.02
Step by Step Solution
- Step 1: Write the proportion equation
230.99 : 318.68 = 160.93 : x - Step 2: Convert to fraction form
230.99/318.68 = 160.93/x - Step 3: Cross multiply
230.99x = 318.68 × 160.93 - Step 4: Simplify right side
230.99x = 51,283.58 - Step 5: Solve for x
x = 51,283.58/230.99 - Step 6: Final answer
x = 222.02
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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.