Finding the Fourth Proportional to 59.95, 89.97 and 51.97
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Solution
The fourth proportional to 59.95, 89.97 and 51.97 is: 77.99
Step by Step Solution
- Step 1: Write the proportion equation
59.95 : 89.97 = 51.97 : x - Step 2: Convert to fraction form
59.95/89.97 = 51.97/x - Step 3: Cross multiply
59.95x = 89.97 × 51.97 - Step 4: Simplify right side
59.95x = 4,675.74 - Step 5: Solve for x
x = 4,675.74/59.95 - Step 6: Final answer
x = 77.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.