Finding the Fourth Proportional to 51.95, 71.51 and 44.09
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Solution
The fourth proportional to 51.95, 71.51 and 44.09 is: 60.69
Step by Step Solution
- Step 1: Write the proportion equation
51.95 : 71.51 = 44.09 : x - Step 2: Convert to fraction form
51.95/71.51 = 44.09/x - Step 3: Cross multiply
51.95x = 71.51 × 44.09 - Step 4: Simplify right side
51.95x = 3,152.30 - Step 5: Solve for x
x = 3,152.30/51.95 - Step 6: Final answer
x = 60.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.