Finding the Fourth Proportional to 46.68, 64.36 and 44.88
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Solution
The fourth proportional to 46.68, 64.36 and 44.88 is: 61.88
Step by Step Solution
- Step 1: Write the proportion equation
46.68 : 64.36 = 44.88 : x - Step 2: Convert to fraction form
46.68/64.36 = 44.88/x - Step 3: Cross multiply
46.68x = 64.36 × 44.88 - Step 4: Simplify right side
46.68x = 2,888.48 - Step 5: Solve for x
x = 2,888.48/46.68 - Step 6: Final answer
x = 61.88
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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.