Finding the Fourth Proportional to 67.42, 93.02 and 44.08
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Solution
The fourth proportional to 67.42, 93.02 and 44.08 is: 60.82
Step by Step Solution
- Step 1: Write the proportion equation
67.42 : 93.02 = 44.08 : x - Step 2: Convert to fraction form
67.42/93.02 = 44.08/x - Step 3: Cross multiply
67.42x = 93.02 × 44.08 - Step 4: Simplify right side
67.42x = 4,100.32 - Step 5: Solve for x
x = 4,100.32/67.42 - Step 6: Final answer
x = 60.82
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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.