Finding the Fourth Proportional to 174.74, 262.16 and 53.02
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Solution
The fourth proportional to 174.74, 262.16 and 53.02 is: 79.55
Step by Step Solution
- Step 1: Write the proportion equation
174.74 : 262.16 = 53.02 : x - Step 2: Convert to fraction form
174.74/262.16 = 53.02/x - Step 3: Cross multiply
174.74x = 262.16 × 53.02 - Step 4: Simplify right side
174.74x = 13,899.72 - Step 5: Solve for x
x = 13,899.72/174.74 - Step 6: Final answer
x = 79.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.