Finding the Fourth Proportional to 97.84, 135.01 and 60.99
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Solution
The fourth proportional to 97.84, 135.01 and 60.99 is: 84.16
Step by Step Solution
- Step 1: Write the proportion equation
97.84 : 135.01 = 60.99 : x - Step 2: Convert to fraction form
97.84/135.01 = 60.99/x - Step 3: Cross multiply
97.84x = 135.01 × 60.99 - Step 4: Simplify right side
97.84x = 8,234.26 - Step 5: Solve for x
x = 8,234.26/97.84 - Step 6: Final answer
x = 84.16
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.