Finding the Fourth Proportional to 79.97, 110.35 and 44.99
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Solution
The fourth proportional to 79.97, 110.35 and 44.99 is: 62.08
Step by Step Solution
- Step 1: Write the proportion equation
79.97 : 110.35 = 44.99 : x - Step 2: Convert to fraction form
79.97/110.35 = 44.99/x - Step 3: Cross multiply
79.97x = 110.35 × 44.99 - Step 4: Simplify right side
79.97x = 4,964.56 - Step 5: Solve for x
x = 4,964.56/79.97 - Step 6: Final answer
x = 62.08
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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.