Finding the Fourth Proportional to 62.56, 93.76 and 30.02
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Solution
The fourth proportional to 62.56, 93.76 and 30.02 is: 44.99
Step by Step Solution
- Step 1: Write the proportion equation
62.56 : 93.76 = 30.02 : x - Step 2: Convert to fraction form
62.56/93.76 = 30.02/x - Step 3: Cross multiply
62.56x = 93.76 × 30.02 - Step 4: Simplify right side
62.56x = 2,814.68 - Step 5: Solve for x
x = 2,814.68/62.56 - Step 6: Final answer
x = 44.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.