Finding the Fourth Proportional to 224.64, 310.08 and 177.90
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Solution
The fourth proportional to 224.64, 310.08 and 177.90 is: 245.56
Step by Step Solution
- Step 1: Write the proportion equation
224.64 : 310.08 = 177.90 : x - Step 2: Convert to fraction form
224.64/310.08 = 177.90/x - Step 3: Cross multiply
224.64x = 310.08 × 177.90 - Step 4: Simplify right side
224.64x = 55,163.23 - Step 5: Solve for x
x = 55,163.23/224.64 - Step 6: Final answer
x = 245.56
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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.