Finding the Fourth Proportional to 59.49, 82.07 and 43.99
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Solution
The fourth proportional to 59.49, 82.07 and 43.99 is: 60.68
Step by Step Solution
- Step 1: Write the proportion equation
59.49 : 82.07 = 43.99 : x - Step 2: Convert to fraction form
59.49/82.07 = 43.99/x - Step 3: Cross multiply
59.49x = 82.07 × 43.99 - Step 4: Simplify right side
59.49x = 3,610.01 - Step 5: Solve for x
x = 3,610.01/59.49 - Step 6: Final answer
x = 60.68
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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.