Finding the Fourth Proportional to 62.05, 92.68 and 53.52
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Solution
The fourth proportional to 62.05, 92.68 and 53.52 is: 79.94
Step by Step Solution
- Step 1: Write the proportion equation
62.05 : 92.68 = 53.52 : x - Step 2: Convert to fraction form
62.05/92.68 = 53.52/x - Step 3: Cross multiply
62.05x = 92.68 × 53.52 - Step 4: Simplify right side
62.05x = 4,960.23 - Step 5: Solve for x
x = 4,960.23/62.05 - Step 6: Final answer
x = 79.94
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.