Finding the Fourth Proportional to 45.24, 61.89 and 44.99
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Solution
The fourth proportional to 45.24, 61.89 and 44.99 is: 61.54
Step by Step Solution
- Step 1: Write the proportion equation
45.24 : 61.89 = 44.99 : x - Step 2: Convert to fraction form
45.24/61.89 = 44.99/x - Step 3: Cross multiply
45.24x = 61.89 × 44.99 - Step 4: Simplify right side
45.24x = 2,784.12 - Step 5: Solve for x
x = 2,784.12/45.24 - Step 6: Final answer
x = 61.54
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.