Finding the Fourth Proportional to 68.15, 93.99 and 44.84
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Solution
The fourth proportional to 68.15, 93.99 and 44.84 is: 61.84
Step by Step Solution
- Step 1: Write the proportion equation
68.15 : 93.99 = 44.84 : x - Step 2: Convert to fraction form
68.15/93.99 = 44.84/x - Step 3: Cross multiply
68.15x = 93.99 × 44.84 - Step 4: Simplify right side
68.15x = 4,214.13 - Step 5: Solve for x
x = 4,214.13/68.15 - Step 6: Final answer
x = 61.84
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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.